Lorentz Muller Irgens
Position
Emeritus
Affiliation
Publications
Letter to the editor
- Petter Kristensen; Ezra Susser; Lorentz M. Irgens et al. (2014). Kristensen et al. respond to ”high birth weight and later health”. Response to invited commentary. (external link)
- Petter Kristensen; Lorentz M. Irgens (1994). Clusters of anophthalmia: no link with benomyl in Norway. (external link)
- Gillian Hawthorne; Lorentz Irgens; Rolv Terje Lie et al. (2003). Retraction of paper on maternal diabetes. (external link)
- Kristin Gåsemyr; Lorentz Irgens (2006). Abort – ikke lenger behov for forskning?. (external link)
- Kristin Gåsemyr; Lorentz M Irgens (2006). Abort – ikke lenger behov for forskning?. (external link)
- Guro L Andersen; Lorentz M. Irgens; Jon Skranes et al. (2010). Is breech presentation a risk factor for cerebral palsy?. (external link)
- G Hawthorne; Lorentz Irgens; Rolv Terje Lie (2001). Outcome of pregnancy in diabetic women - authors reply (letter). (external link)
- Ågot Irgens; Magnar Knut Ulstein; Lorentz Irgens (2001). Reproductive outcome according to semen quality in couples with infertility problems (correpondence). (external link)
- Grace Egeland; Lorentz Irgens (2001). Is a multiple birth pregnancy a risk factor for gestational diabetes? (letter). (external link)
- Grace M. Egeland; Rolv Skjaerven; Lorentz Irgens (2001). Is a multiple birth pregnancy a risk factor for gestational diabetes?. (external link)
- Svein Rasmussen; Lorentz M. Irgens; Jimmy Espinoza (2015). Authors' reply re: Maternal obesity and excess of fetal growth in pre-eclampsia. (external link)
- Lorentz M. Irgens; Anne Kjersti Daltveit; Astrid Rognebakke Bjørstad et al. (2011). Macrosomia and adverse pregnancy outcome: the role of maternal height REPLY. (external link)
Academic article
- P Kristensen; Lorentz Irgens (2000). Maternal reproductive history: a registry based comparison of previous pregnancy data derived from maternal recall and data obtained during the actual pregnancy. (external link)
- P Kristensen; Aa Andersen; Lorentz Irgens (2000). Hormone-dependent cancer and adverse reproductive outcomes in farmers' families: Effects of climate conditions favoring fungal growth in grain. (external link)
- Lorentz Irgens (2000). The Medical Birth Registry of Norway. Epidemiological research and surveillance throughout 30 years. (external link)
- Grace M Egeland; Rolv Skjærven; Lorentz Irgens (2000). Birth characteristics of women who develop gestational diabetes: population based study. (external link)
- J Olsen; A Czeizel; HT Sørensen et al. (2002). How do we best detect toxic effects of drugs taken during pregnancy? A EuroMap paper. (external link)
- Petter Kristensen; Ezra Susser; Lorentz M. Irgens et al. (2014). The association of high birth weight with intelligence in young adulthood: A cohort study of male siblings. (external link)
- Miriam Kristine Sandvik; Bjarne Magnus Iversen; Lorentz M. Irgens et al. (2010). Are adverse pregnancy outcomes risk factors for development of end-stage renal disease in women with diabetes?. (external link)
- Per Nafstad; Sven O. Samuelsen; Lorentz Irgens et al. (2003). Pregnancy complications and the risk of asthma among Norwegians born between 1967 and 1993. (external link)
- Petter Kristensen; Lorentz Irgens; Tor Bjerkedal (2003). Impact of low birth weight on subsequent fertility: population based register study. (external link)
- Henrik U. Irgens; Lars Reisæther; Lorentz Irgens et al. (2001). Long term mortality of mothers and fathers after pre-eclampsia: population based cohort study. (external link)
- Kari Klungsøyr Melve; Rolv Skjaerven; Svein Rasmussen et al. (2010). Recurrence of stillbirth in sibships: population-based cohort study. (external link)
- Lorentz Irgens (2007). Registerbasert epidemiologisk forskning og forvaltning – et resultat av tilfeldighetenes spill eller en uunngåelig historisk utvikling? Medisinsk fødselsregister gjennom 40 år. (external link)
- Susanna Albrechtsen; Svein Rasmussen; Lorentz Irgens (2000). Secular trends in peri- and neonatal mortality in breech presentation; Norway 1967-1994. (external link)
- B Alm; SG Norvenius; G Wennergren et al. (2000). Living conditions in early infancy in Denmark, Norway and Sweden 1992-95: results from the Nordic Epidemiological SIDS study. (external link)
- B Alm; SG Norvenius; G. Wennergen et al. (2001). Changes in the epidemiology of sudden infant death syndrome in Sweden 1973-1996. (external link)
- Å Irgens; Kjell Krüger; AH Skorve et al. (2000). Birth defects and paternal occupational exposure. Hypotheses tested in a record linkage based dataset. (external link)
- Lorentz Irgens (2000). Infeksjon og svangerskapsutfall, datagjenbruk og datakobling. (external link)
- Lorentz Irgens (2002). Medisinsk fødselsregister � et sentralt utgangspunkt for perinatalmedisinsk forskning. (external link)
- Bernt Alm; Göran Wennergren; S Gunnar Norvenius et al. (2002). Breast feeding and the sudden infant death syndrome in Scandinavia 1992-1995. (external link)
- Lorentz Irgens (2002). Kvinnor som har haft preeklampsi löper ökad risk för hjärtkardöd. (external link)
- Dag Moster; Rolv Terje Lie; Lorentz Irgens et al. (2001). The association of Apgar score with subsequent death and cerebral palsy; A population based study in term infants. (external link)
- Johan F. Skomsvoll; Monika Østensen; Valborg Baste et al. (2001). Number of births, interpregnancy interval and subsequent pregnancy rate after a diagnosis of inflammatory rheumatic disease in Norwegian women. (external link)
- Lorentz Irgens (2002). Oppdagelsen av leprabasillen. (external link)
- Lorentz Irgens (2002). Medisinsk fødselsregister et sentralt utgangspunkt for perinatalmedisinsk forskning. (external link)
- A Meima; Lorentz Irgens; GJv Oortmarsen et al. (2002). Disappearance of leprosy from Norway: exploration of critical factors using an epidemiological modelling approach. (external link)
- Abraham Meima; Lorentz Irgens; Gerrit J. van Oortmarssen et al. (2002). Disappearance of leprosy from Norway: an exploration of critical factors using an epidemiological modelling approach. (external link)
- B Alm; G. Wennergen; SG Norvenius et al. (2002). Breast feeding and the sudden infant death syndrome in Scandinavia 1992-1995. (external link)
- Lorentz Irgens (2002). Kvinnor som har haft preeklampsi löper ökad risk för hjärtkardöd. (external link)
- Stig A Hill; B Hjelmeland; Nic M Johannessen et al. (2004). Changes in parental risk behaviour after an information campaign against sudden infant death syndrome (SIDS) in Norway. (external link)
- Per Nafstad; Sven O Samuelsen; Lorentz Irgens et al. (2003). Pregnancy complications and the risk of asthma among Norwegians born between 1967 and 1993. (external link)
- Svein Rasmussen; Susanne Albrechtsen; Lorentz Irgens et al. (2003). Unexplained antepartum fetal death in Norway, 1985-97: diagnostic validation and some epidemiological aspects. (external link)
- Bernt Alm; Göran Wennergren; S Gunnar Norvenius et al. (2003). Vitamin A and sudden infant death syndrome in Scandinavia 1992-1995. (external link)
- Vibecke Høgberg; Svein Arvid Rasmussen; Lorentz M Irgens (2007). The effect of smoking and hypertensive disorders on abruptio placentae in Norway 1999-2002. (external link)
- Anne Kjersti Daltveit; Lorentz Irgens; Nina Øyen et al. (2003). Circadian variations in sudden infant death syndrome: associations with maternal smoking, sleeping position and infections. The Nordic Epidemiological SIDS Study. (external link)
- Nan Birgitte Oldereid; Thomas Åbyholm; Tom Tanbo et al. (2003). Medfødte misdannelser hos barn født etter assistert befruktning i Norge. (external link)
- Petter Kristensen; Tor Bjerkedal; Lorentz Irgens (2004). Birthweight and work participation in adulthood. (external link)
- Ågot Irgens; Lorentz Irgens (2004). Secular trends in uncertain-sex births and proportion of male births in Norway, 1967-1998. (external link)
- Sjur Lehmann; Per Børdahl; Svein Rasmussen et al. (2007). Norwegian midwives and doctors have increased cesarean section rates. (external link)
- Jennifer Zeitlin; Katarzyna Szamotulska; Nicolas Drewniak et al. (2013). Preterm birth time trends in Europe: a study of 19 countries. (external link)
- Svein Rasmussen; Lorentz Irgens (2003). Fetal growth and body proportion in preeclampsia. (external link)
- RG Carpenter; Lorentz Irgens; P Blair et al. (2004). Sudden unexplained infant death in 20 regions in Europe: case control study. (external link)
- Alf Meberg; Harald Broch; Lorentz Irgens (2001). Cerebral parese som nyfødtmedisinsk kvalitetsindikator. (external link)
- Lorentz Irgens (2001). Challenges to registry-based epidemiology in post-modernistic civilization. (external link)
- Ågot Irgens; Magnar Ulstein; Lorentz Irgens (2001). Reproductive outcome according to semen quality in couples with infertility problems. (external link)
- Svein Rasmussen; Lorentz Irgens; Susanne Albrechtsen et al. (2001). Women with a history of placental abruption: When in a subsequent pregnancy should special surveillance for a recurrent placental abruption be initiated?. (external link)
- Stein Tore Nilsen; Anne Kjersti Daltveit; Lorentz Irgens (2001). Fødeinstitusjoner og fødsler i Norge i 1990-årene. (external link)
- Per Nafstad; Sven O Samuelsen; Lorentz Irgens et al. (2002). Birth weight and hearing impairment in Norwegians born 1967 to 1993. (external link)
- Cathrine Ebbing; Svein Rasmussen; Rolv Skjaerven et al. (2017). Risk factors for recurrence of hypertensive disorders of pregnancy, a population-based cohort study. (external link)
- Stein Hallan; Anne M Euser; Lorentz M Irgens et al. (2008). Effect of intrauterine growth restriction on kidney function at young adult age: The Nord Trøndelag Health (HUNT 2) Study. (external link)
- MR Kazaura; RT Lie; LM Irgens et al. (2004). Increasing risk of gastroschisis in Norway: an age-period-cohort analysis. (external link)
- Martha Gunn Eide; Rolv Skjærven; Lorentz Irgens et al. (2006). Associations of birth defects with adult intellectual performance, disability and mortality: Population-based cohort study. (external link)
- Ågot Irgens; Lorentz Irgens; Jon B Reitan et al. (2003). Pregnancy outcome among offspring of airline pilots and cabin attendants. (external link)
- Johan Fredrik Skomsvoll; Monica Østensen; LM Irgens et al. (1998). Obstetrical and neonatal outcome in pregnant patients with rheumatic disease. (external link)
- Lorenzo D Botto; Alessandra Lisi; Carol Bower et al. (2006). Trends of selected malformations in relation to folic acid recommendations and fortification: An international assessment. (external link)
- Olga Basso; Svein Arvid Rasmussen; Clarice R Weinberg et al. (2006). Trends in fetal and infant survival following preeclampsia. (external link)
- B Alm; G. Wennergen; SG Norvenius et al. (2003). Vitamin A and sudden infant death syndrome in Scandinavia 1992-1995. (external link)
- Jahn Frederik A. Frøen; Marianne Arnestad; Åshild Vege et al. (2002). Comparative epidemiology of sudden infant death syndrome and sudden intrauterine unexplained death. (external link)
- L Trogstad; Camilla Stoltenberg; Per Magnus et al. (2005). Recurrence risk in hyperemesis gravidarum. (external link)
- Stein Emil Vollset; H Refsum; Lorentz Irgens et al. (2000). Plasma total homocysteine, pregnancy complications, and adverse pregnancy outcomes: the Hordaland Homocysteine study. (external link)
- Karl-Christian Nordby; Lorentz Irgens; Petter Kristensen (2006). Immunological exposures in Norwegian agriculture and pre-eclampsia. (external link)
- P Bergsjo; Lorentz Irgens; Rolv Terje Lie (2000). Registry based perinatal research. (external link)
- G Hawthorne; Lorentz Irgens; Rolv Terje Lie (2000). Outcome of pregnancy in diabetic women in northeast England and in Norway, 1994-7. (external link)
- Svein Rasmussen; Lorentz Irgens; Susanne Albrechtsen et al. (2001). Women with a history of placental abruption: when in a subsequent pregnancy should special surveillance for a recurrent placental abruption be initiated?. (external link)
- Petter Kristensen; Lorentz M Irgens (2000). Maternal reproductive history: a registry based comparison of previous pregnancy data derived from maternal recall and data obtained during the actual pregnancy. (external link)
- Martha Gunn Eide; Nina Øyen; Rolv Skjærven et al. (2005). Breech delivery and intelligence: A population-based study of 8,738 breech infants. (external link)
- Petter Kristensen; Aage Andersen; Lorentz M Irgens (2000). Hormone-dependent cancer and adverse reproductive outcomes in farmers’ families — effects of climatic conditions favoring fungal growth in grain. (external link)
- Petter Kristensen; Tor Bjerkedal; Lorentz M Irgens (2006). Early life determinants of musculoskeletal sickness absence in a cohort of Norwegians born in 1967–1976. (external link)
- Grace M. Egeland; Rolv Skjaerven; Lorentz Irgens (2002). The reproductive health of daughters of pregestational diabetic women: Medical Birth Registry of Norway. (external link)
- Nina Øyen; Lorentz Irgens; Rolv Skjaerven et al. (1994). Secular trends of sudden infant death syndrome in Norway, 1967-1988. Application of a method of case identification to Norwegian registry data. (external link)
- Jørn Olsen; Andrew Czeizel; Henrik Toft Sørensen et al. (2002). How do we best detect toxic effects of drugs taken during pregnancy?. (external link)
- Rolv Skjærven; Lars Vatten; Allen J. Wilcox et al. (2005). Recurrence of pre-eclampsia across generations: exploring fetal and maternal genetic components in a popluation based cohort. (external link)
- Nina Øyen; Trond Markestad; Rolv Skjaerven et al. (1997). Combined effects of sleeping position and prenatal factors in sudden infant death syndrome (SIDS). The Nordic Epidemiological SIDS Study. (external link)
- Nina Øyen; Rolv Skjaerven; Lorentz Irgens (1996). Population-based recurrence risk of sudden infant death syndrome (SIDS), compared with other infant and fetal deaths. (external link)
- Linn I Trogstad; Camilla Stoltenberg; Per Magnus et al. (2005). Recurrence risk in hyperemesis gravidarum. (external link)
- Bernt Alm; SG Norvenius; G Wennergren et al. (2001). Changes in the epidemiology of sudden infant death syndrome in Sweden 1973-1996. (external link)
- Lorentz Irgens (2001). Challenges to registry-based epidemiology in post-modernistic civilization. (external link)
- HU Irgens; L Reisæter; Lorentz Irgens et al. (2001). Long term mortality of mothers and fathers after pre-eclampsia: population based cohort study. (external link)
- Stein Tore Nilsen; Anne Kjersti Daltveit; Lorentz Irgens (2001). Fødeinstitusjoner og fødsler i Norge i 1990-årene. (external link)
- R Rasmussen; Lorentz Irgens; Knut Dalaker (1999). A history of placental dysfunction and risk of placental abruption. (external link)
- Anne Kjersti Daltveit; Stein Emil Vollset; P. O. Olaussen et al. (1997). Infant mortality in Norway and Sweden 1975-88: a cause specific analysis of an increasing difference. (external link)
- P. Kristensen; Lorentz Irgens; T. Bjerkedal (1997). Environmental factors, reproductive history and selective fertility in farmers' sibships. (external link)
- Anne Kjersti Daltveit; Nina Øyen; Rolv Skjærven et al. (1997). The epidemic of SIDS in Norway 1967-93. Changing effects of risk factors. (external link)
- Lars Christian Stene; Ingvild Eidem; Siri Vangen et al. (2007). The validity of the diabetes mellitus diagnosis in the Medical Birth Registry of Norway. (external link)
- Stein Emil Vollset; Håkon K Gjessing; Anne Tandberg et al. (2005). Folate supplementation and twin pregnancies. (external link)
- Anne Kjersti Daltveit; Nina Øyen; Rolv Skjærven et al. (1997). The epidemic of SIDS in Norway 1967-93. Changing effects of risk factors. (external link)
- Svein Rasmussen; Lorentz Irgens; P. Bergsjø et al. (1997). Perinatal mortality and case fatality after placental abruption in Norway 1967-1991. (external link)
- Svein Rasmussen; Lorentz Irgens; Knut Dalaker (1997). The effect on the likelihood of further pregnancy of placental abruption and the rate of its recurrence. (external link)
- Susanna Albrechtsen; Svein Rasmussen; Knut Dalaker et al. (1997). Continuation and recurrence of breech presentation. (external link)
- Susanne Albrechtsen; Svein Rasmussen; Knut Dalaker et al. (1997). Continuation and recurrence of breech presentation. (external link)
- L. Botto; M. J. Khoury; P. Mastroiacovo et al. (1997). The spectrum of Congenital Anomalies of the VATER Association: An International Study. (external link)
- Thor Bjerkedal; K. Osnes; P. Finne et al. (1997). Overlevelse og sykelighet blant barn med lav fødselsvekt. (external link)
- Thor Bjerkedal; K. Osnes; P. Finne et al. (1997). Overlevelse og sykelighet blant barn med lav fødselsvekt. (external link)
- L. Botto; M. J. Khoury; P. Mastroiacovo et al. (1997). The spectrum of Congenital Anomalies of the VATER Association: An International Study. (external link)
- Kjell Haug; Lorentz Irgens; Valborg Baste et al. (1998). Secular trends in breastfeeding and parental smoking. (external link)
- Svein Rasmussen; Lorentz Irgens; Knut Dalaker (1997). The effect on the likelihood of further pregnancy of placental abruption and the rate of its recurrence. (external link)
- P. Kristensen; A. Andersen; Lorentz Irgens et al. (1997). Gestational age, birthweight and perinatal death among births to Norwegian farmers, 1967-1991. (external link)
- P. Kristensen; A. Andersen; Lorentz Irgens et al. (1997). Birth defects in offspring of Norwegian farmers, 1967-1991. (external link)
- Susanne Albrechtsen; Svein Rasmussen; H. Reigstad et al. (1997). Evaluation of a protocol for selecting fetuses in breech presentation for vaginal delivery or cesarean section. (external link)
- T. Bjerkedal; Lorentz Irgens; Anne Kjersti Daltveit (1997). Occurrence and survival of low birthweight births in the Nordic countries, 1980-94. (external link)
- Dag Moster; Rolv Terje Lie; Lorentz Irgens et al. (2001). The association of Apgar score with subsequent death and cerebral palsy: A population-based study in term infants. (external link)
- Å. Irgens; Krüger Kjell; A. H. Skorve et al. (1997). Medfødte misdannelser og fars yrkesposisjon: Hypoteser basert på funn fra tidligere studier etterprøvet i et norsk registermateriale. (external link)
- Å. Irgens; Kjell Krüger; A. H. Skorve et al. (1997). Male proportion in offspring of parents exposed to strong static and extremely low frequency electromagnetic fields in Norway. (external link)
- P. Kristensen; A. Andersen; Lorentz Irgens et al. (1997). Birth defects in offspring of Norwegian farmers, 1967-1991. (external link)
- Lorentz Irgens (1997). Medisinsk fødselsregister, en hjørnesten i norsk epidemiologi. (external link)
- P. Kristensen; A. Andersen; Lorentz Irgens et al. (1997). Gestational age, birthweight and perinatal death among births to Norwegian farmers, 1967-1991. (external link)
- Lorentz Irgens (1997). Medisinsk fødselsregister, en hjørnesten i norsk epidemiologi. (external link)
- Svein Rasmussen; Lorentz Irgens; P. Bergsjø et al. (1997). Perinatal mortality and case fatality after placental abruption in Norway 1967-1991. (external link)
- M. K. Campbell; T. Østbye; Lorentz Irgens (1997). Post-term birth: Risk factors and outcomes in a 10 year cohort of Norwegian births. (external link)
- Å. Irgens; Kjell Krüger; A. H. Skorve et al. (1997). Male proportion in offspring of parents exposed to strong static and extremely low frequency electromagnetic fields in Norway. (external link)
- Å. Irgens; Kjell Krüger; A. H. Skorve et al. (1997). Medfødte misdannelser og fars yrkesposisjon: Hypoteser basert på funn fra tidligere studier etterprøvet i et norsk registermateriale. (external link)
- C. Stoltenberg; P. Magnus; Rolv Terje Lie et al. (1997). Birth defects and parental consanguinity in Norway. (external link)
- Susanna Albrechtsen; Svein Rasmussen; H. Reigstad et al. (1997). Evaluation of a protocol for selecting fetuses in breech presentation for vaginal delivery or cesarean section. (external link)
- Thor Bjerkedal; Lorentz Irgens; Anne Kjersti Daltveit (1997). Occurrence and survival of low birthweight births in the Nordic countries, 1980-94. (external link)
- Nina Øyen; B. Haglund; R. Skjærven et al. (1997). Maternal smoking, birthweight and gestational age in sudden infant death syndrome (SIDS) babies and their surviving siblings. (external link)
- P. Kristensen; Lorentz Irgens; T. Bjerkedal (1997). Environmental factors, reproductive history and selective fertility in farmers' sibships. (external link)
- R.T. Lie; Lorentz Irgens (1997). The Norwegian national birth cohort. (external link)
- Petter Kristensen; Tor Bjerkedal; Lorentz Irgens et al. (2005). Impact of life course determinants on work participation among young Norwegian men. (external link)
- Anne Kjersti Daltveit; Stein Emil Vollset; P. O. Olaussen et al. (1997). Infant mortality in Norway and Sweden 1975-88: a cause specific analysis of an increasing difference. (external link)
- M. K. Campbell; T. Østbye; Lorentz Irgens (1997). Post-term birth: Risk factors and outcomes in a 10 year cohort of Norwegian births. (external link)
- Kari Klungsøyr Melve; Nils-Halvdan Morken; Lorentz M. Irgens et al. (2012). Secular trends in the epidemiology of pre-eclampsia throughout 40 years in Norway: prevalence, risk factors and perinatal survival. (external link)
- Mette Christophersen Tollånes; Dag Moster; Anne Kjersti Nesje Daltveit et al. (2008). Cesarean section and risk of severe childhood asthma: A population-based cohort study. (external link)
- Petter Kristensen; Aage Andersen; Lorentz M. Irgens et al. (1996). Incidene and risk factors of cancer among men and women in Norwegian agriculture. (external link)
- Anne Kjersti Nesje Daltveit; Mette Christophersen Tollånes; Hege Pihlstrøm et al. (2008). Cesarean delivery and subsequent pregnancies. (external link)
- Alessandra Lisi; Lorenzo D. Botto; Monica Rittler et al. (2005). Sex and congenital malformations: An international perspective. (external link)
- Ragnhild Bang Nes; Lars Johan Hauge; Tom Kornstad et al. (2014). The Impact of Child Behaviour Problems on Maternal Employment: A Longitudinal Cohort Study. (external link)
- Marianne Wallenius; Johan Fredrik Skomsvoll; Lorentz M Irgens et al. (2010). Postpartum onset of rheumatoid arthritis and other chronic arthritides: results from a patient register linked to a medical birth registry. (external link)
- Rolv Skjaerven; Allen J Wilcox; Kari Klungsøyr Melve et al. (2012). Cardiovascular mortality after pre-eclampsia in one child mothers: prospective, population based cohort study. (external link)
- Anna Varberg Reisæter; Jo Røislien; T Henriksen et al. (2009). Pregnancy and birth after kidney donation: The Norwegian experience. (external link)
- Hans Magne Ulrik Gravseth; Tor Bjerkedal; Lorentz M Irgens et al. (2007). Life course determinants for early disability pension: a follow-up of Norwegian men and women born 1967-1976. (external link)
- Svein Rasmussen; Cathrine Ebbing; Lorentz M. Irgens (2017). Predicting preeclampsia from a history of preterm birth. (external link)
- M-H. Bouvier-Colle; Ashna D. Mohangoo; Mika Gissler et al. (2012). What about the mothers? An analysis of maternal mortality and morbidity in perinatal health surveillance systems in Europe. (external link)
- Petter Kristensen; Tor Bjerkedal; Lorentz Irgens (2007). Early life determinants of musculoskeletal sickness absence in a cohort of Norwegians born in 1967-1976. (external link)
- Petter Kristensen; Lorentz M. Irgens; Aage Andersen et al. (1997). Gestational age, birth weight and perinatal death in births to Norwegian farmers, 1967-1991. (external link)
- Petter Kristensen; Aage Andersen; Lorentz M. Irgens et al. (1996). Testicular cancer and parental use of fertilizers in agriculture. (external link)
- Petter Kristensen; Lorentz M. Irgens; Anne Kjersti Nesje Daltveit et al. (1993). Perinatal outcome among children of men exposed to lead and organic solvents in the printing industry. (external link)
- Petter Kristensen; Aage Andersen; Lorentz M. Irgens et al. (1996). Cancer in offspring to parents engaged in agricultural activities in Norway: incidence and risk factors in the farm environment. (external link)
- H. J. Haga; C. G. Gjesdal; H. S. Koksvik et al. (2004). Pregnancy outcome in patients with primary Sjøgrens syndrome,. (external link)
- Per Nafstad; Sven Ove Samuelsen; Lorentz Irgens et al. (2002). Birth weight and hearing impairment in Norwegians born from 1967 to 1993. (external link)
- Johan Fredrik Skomsvoll; Valborg Baste; Lorentz Irgens et al. (2002). The Recurrence Risk of Adverse Outcome in the Second Pregnancy in Women With Rheumatic Disease. (external link)
- Trond Markestad; Per Ivar Kaaresen; Arild Rønnestad et al. (2005). Early death, morbidity, and need of treatment among extremely premature infants. (external link)
- Lorentz M. Irgens (2014). The background of the Norwegian Mother and Child Cohort Study. (external link)
- Lorentz Irgens (1984). The discovery of Mycobacterium leprae: A medical achievement in the light of evolving scientific methods. (external link)
- Hans Magne Ulrik Gravseth; Tor Bjerkedal; Lorentz M Irgens et al. (2008). Influence of physical, mental and intellectual development on disability in young Norwegian men. (external link)
- Petter Kristensen; Lorentz M. Irgens; Aage Andersen et al. (1997). Birth defects in the offspring of Norwegian farmers, 1967-1991. (external link)
- Kristin Melheim Strand; Runa Kristine Heimstad; Ann-Charlotte Iversen et al. (2013). Mediators of the association between pre-eclampsia and cerebral palsy: population based cohort study. (external link)
- Svein Rasmussen; Lorentz Irgens (2006). The effects of smoking and hypertensive disorders on fetal growth. (external link)
- Ashna D Mohangoo; Simone Buitendijk; Katarzyna Szamotulska et al. (2011). Gestational age patterns of fetal and neonatal mortality in Europe: results from the Euro-Peristat project. (external link)
- Petter Kristensen; Katherine M. Keyes; Ezra Susser et al. (2017). High birth weight and perinatal mortality among siblings: A register based study in Norway, 1967-2011. (external link)
- Johan Fredrik Skomsvoll; Monica Østensen; Lorentz Irgens et al. (2001). A population based Study of pregnancy complications and perinatal outcome in women with rheumatic disease in Norway. (external link)
- Lorentz M. Irgens (2015). The roots of Norwegian epidemiology – Norwegian epidemiology in the 19th century. (external link)
- Mette Christophersen Tollånes; John M.D. Thompson; Anne Kjersti Daltveit et al. (2007). Cesarean section and maternal education; secular trends in Norway, 1967-2004. (external link)
- G Hawthorne; Lorentz Irgens; Rolv Terje Lie (2000). Outcome of pregnancy in diabetic women in northeast England and in Norway, 1994-7. (external link)
- Susanne Albrechtsen; Svein Rasmussen; Lorentz Irgens (2000). Breech presentation; secular trends in perinatal and postnatal mortality 1967-1994. (external link)
- Svein Rasmussen; Lorentz Irgens; K Dalaker (2000). Outcome of subsequent pregnancies after placental abruption: a risk assessment. (external link)
- Grace Egeland; Rolv Skjærven; Lorentz Irgens (2000). Birth characteristics of women who develop gestational diabetes: population based study. (external link)
- P Kristensen; Lorentz Irgens (2000). Maternal reproductive history: a registry based comparison of previous pregnancy data derived from maternal recall and data obtained during the actual pregnancy. (external link)
- P Kristensen; AA Andersen; Lorentz Irgens (2000). Hormone-dependent cancer and adverse reproductive outcomes in farmers' families: Effects of climate conditions favoring fungal growth in grain. (external link)
- Svein Rasmussen; Lorentz Irgens; Knut Dalaker (2000). Outcome of subsequent pregnancies after placental abruption: a risk assessment. (external link)
- Mette Tollånes; Svein Arvid Rasmussen; Lorentz M Irgens (2008). Caesarean section among relatives. (external link)
- Maren-Kristin Halvorsen; Eva Langeland; Grethe Almenning et al. (2015). Amming kartlagt ved rutinedata. (external link)
- Sjur Lehmann; Elham Baghestan; Per E Børdahl et al. (2017). Validation of data in the Medical Birth Registry of Norway on delivery after a previous cesarean section. (external link)
- Astrid Rognebakke Bjørstad; Kaja Irgens-Hansen; Anne Kjersti Nesje Daltveit et al. (2010). Macrosomia: mode of delivery and pregnancy outcome. (external link)
- Lorentz Irgens (2000). Infeksjon og svangerskapsutfall, datagjenbruk og datakobling. (external link)
- Lorentz Irgens (2000). The Medical Birth Registry of Norway. Epidemiological research and surveillance throughout 30 years. (external link)
- Å Irgens; Kjell Krüger; AH Skorve et al. (2000). Birth defects and paternal occupational exposure. Hypotheses tested in a record linkage based dataset. (external link)
- Svein Rasmussen; Lorentz Irgens; Susanne Albrechtsen et al. (2000). Predicting preclampsia in the second pregnancy from low birth weight in the first pregnancy. (external link)
- JF Skomsvoll; M Østensen; Lorentz Irgens et al. (2000). Pregnancy complcations and delivery practice in women with connective tissue disease and inflammatory rheumatic disease in Norway. (external link)
- B Alm; SG Norvenius; G Wennergren et al. (2000). Living conditions in early infancy in Denmark, Norway and Sweden 1992-95: results from the Nordic Epidemiological SIDS study. (external link)
- Susanne Albrechtsen; Svein Rasmussen; Lorentz Irgens (2000). Secular trends in peri- and neonatal mortality in breech presentation; Norway 1967-1994. (external link)
- Svein Rasmussen; Lorentz M. Irgens (2009). Occurrence of placental abruption in relatives. (external link)
- Stein Emil Vollset; Helga Refsum; Lorentz Irgens et al. (2000). Plasma total homocysteine, pregnancy complications, and adverse pregnancy outcomes: the Hordaland Homocysteine Study. (external link)
- Lorentz M. Irgens (2017). Medisinsk f?dselsregisters f?dsel og senere vekst; noen observasjoner og refleksjoner fra hornet p? veggen. (external link)
- Areej Ibrahim Elkamil; Guro Lillemoen Andersen; Kjell Å Salvesen et al. (2011). Induction of labor and cerebral palsy: a population-based study in Norway. (external link)
- Elham Baghestan; Lorentz M. Irgens; Per E Børdahl et al. (2012). Risk of recurrence and subsequent delivery after obstetric anal sphincter injuries. (external link)
- Susanne Albrechtsen; Svein Rasmussen; Steinar Østerbø Thoresen et al. (2005). Har conisering betydning for svangerskapsutfall?. (external link)
- Marianne Wallenius; Johan Fredrik Skomsvoll; Lorentz M. Irgens et al. (2011). Pregnancy and Delivery in Women With Chronic Inflammatory Arthritides With a Specific Focus on First Birth. (external link)
- Sjur Lehmann; Elham Baghestan; Per E Børdahl et al. (2018). Perinatal outcome in births after a previous cesarean section at high trial of labor rates. (external link)
- Ragnhild Bang Nes; Lars Johan Hauge; Tom Kornstad et al. (2014). The impact of child behaviour problems on maternal employment: a longitudinal cohort study. (external link)
- Katrine Tyborg Leversen; Kristian Sommerfelt; Irene Bircow Elgen et al. (2012). Prediction of outcome at 5 years from assessments at 2 years among extremely preterm children: A Norwegian national cohort study. (external link)
- Martha Gunn Eide; Dag Moster; Lorentz M. Irgens et al. (2013). Degree of fetal growth restriction associated with schizophrenia risk in a national cohort. (external link)
- Marianne Wallenius; Johan Fredrik Skomsvoll; Lorentz M. Irgens et al. (2011). Fertility in women with chronic inflammatory arthritides. (external link)
- John M.D. Thompson; Lorentz M Irgens; Rolv Skjærven et al. (2007). Placenta weight percentile curves for singleton deliveries. (external link)
- Svein Arvid Rasmussen; Lorentz M Irgens (2008). History of fetal growth restriction is more strongly associated with severe rather than milder pregnancy-induced hypertension. (external link)
- Bjørn Egil Vikse; Lorentz M Irgens; Torbjørn Leivestad et al. (2008). Preeclampsia and the risk of end-stage renal disease. (external link)
- Bjørn Egil Vikse; Lorentz M Irgens; Torbjørn Leivestad et al. (2008). Low birth weight increases risk for end-stage renal disease. (external link)
- Ragnhild Bang Nes; Espen Røysamb; Lars Johan Hauge et al. (2014). Adaptation to the birth of a child with a congenital anomaly: A prospective longitudinal study of maternal well-being and psychological distress. (external link)
- Emanuele Leoncini; Giovanno Baranello; Iêda M Orioli et al. (2008). Frequency of holoprosencephaly in the International Clearinghouse Birth Defects Surveillance systems: Searching for population variations. (external link)
- Hans-Jacob Haga; Clara Gram Gjesdal; Lorentz Irgens et al. (2005). Reproduction and gynaecological manifestations in women with primary Sjogren's syndrome: a case-control study. (external link)
- Petter Kristensen; Lorentz M. Irgens; Tor Bjerkedal (1997). Environmental factors, reproductive history, and selective fertility in farmers' sibships. (external link)
- Mette Christophersen Tollånes; Kari Klungsøyr Melve; Lorentz M Irgens et al. (2007). Reduced fertility after cesarean delivery - A maternal choice. (external link)
- Nina Øyen; Ottar Nygård; Jannicke Igland et al. (2008). Sykehusinnleggelser for hjerte- og karsykdom i Helse Vest i perioden 1992-2001. (external link)
- Trond Markestad; Per Ivar Kaaresen; Arild Rønnestad et al. (2005). Norwegian Extreme Prematurity Study Group. Early death, morbidity, and need of treatment among extremely premature infants. (external link)
- Rolv Skjærven; Lars J Vatten; AJ Wilcox et al. (2005). Recurrence of pre-eclampsia across generations: exploring fetal and maternal genetic components in a population based cohort. (external link)
- Per Nafstad; Sven Ove Samuelsen; Lorentz M Irgens et al. (2005). Svangerskapskomplikasjoner og risikoen for astma blant nordmenn født 1967-1993. (external link)
- Per Bergsjø; Lorentz Irgens; Rolv Terje Lie (2000). Registry based perinatal research. (external link)
- Bernt Alm; G Wennergren; G Norvenius et al. (1999). Caffeine and alcohol as risk factors for sudden infant death syndrome. (external link)
- Svein Rasmussen; Lorentz Irgens; Knut Dalaker (1999). A history of placental dysfunction and risk of placental abruption. (external link)
- Elham Baghestan; Lorentz M. Irgens; Per E Børdahl et al. (2013). Familial risk of obstetric anal sphincter injuries: registry-based cohort study. (external link)
- Petter Kristensen; Lorentz Irgens (1999). Multiple pregnancies among women engaged in agriculture in Norway, 1967-91. (external link)
- Ågot Irgens; Lorentz Irgens (1999). Male proportions in offspring of military air pilots in Norway. (external link)
- Guro Lillemoen Andersen; Lorentz M. Irgens; Jon Skranes et al. (2009). Is breech presentation a risk factor for cerebral palsy? A Norwegian birth cohort study. (external link)
- Karl-Christian Nordby; Aage Andersen; Aage Andersen et al. (2005). Indicators of mancozeb exposure in relation to thyroid cancer and neural tube defects in farmers’ families. (external link)
- Lorentz M. Irgens; Trond Markestad; Valborg Baste et al. (1995). Sleeping position and sudden infant death syndrome in Norway 1967-1991. (external link)
- Jørund Langørgen; Jannicke Igland; Stein Emil Vollset et al. (2009). Short-term and long-term case fatality in 11 878 patients hospitalized with a first acute myocardial infarction, 1979-2001: the Western Norway cardiovascular registry. (external link)
- Arild Rønnestad; Tore G. Abrahamsen; Sverre Medbø et al. (2005). Late-Onset Septicemia in a Norwegian National Cohort of Extremely Premature Infants Receiving Very Early Full Human Milk Feeding. (external link)
- Arild Rønnestad; Tore G. Abrahamsen; Sverre Medbø et al. (2005). Septicemia in the First Week of Life in a Norwegian National Cohort of Extremely Premature Infants. (external link)
- Alessandra Lisi; Lorenzo D Botto; Monica Rittler et al. (2005). Sex and Congenital Malformations: An International Perspective. (Erratum in: American Journal of Medical Genetics 2005;134A:463.). (external link)
- Magnar Knut Ulstein; Ågot Irgens; Lorentz Irgens (1999). Secular trends in sperm variables for groups of men in fertile and infertile copules. (external link)
- Svein Rasmussen; Lorentz Irgens; Susanne Albrechtsen et al. (2000). Predicitng preeclampsia in the second pregnancy from low birth weight in the first pregnancy. (external link)
- L.D. Botto; A Lisi; E Robert-Gnasia et al. (2005). International retrospective cohort study of neural tube defects in relation to folic acid recommendations: are the recommendations working?. (external link)
- Domenica Taruscio; Larraitz Arriola; Francesca Baldi et al. (2014). European recommendations for primary prevention of congenital anomalies: A joined effort of EUROCAT and EUROPLAN projects to facilitate inclusion of this topic in the national rare disease plans. (external link)
- Bernt Alm; SG Norvenius; G Wennergren et al. (1999). Living conditions in early infancy in Denmark, Norway and Sweden 1992-95: results from the Nordic Epidemiological SIDS study. (external link)
- Magnar Ulstein; Ågot Irgens; Lorentz Irgens (1999). Secular trends in sperm variables for groups of men in fertile and infertile unions. (external link)
- Geir Mjøen; Dag Ottar Sætre; Rolv Terje Lie et al. (2006). Paternal occupational exposure to radiofrequency electromagnetic fields and risk of adverse pregnancy outcome. (external link)
- Magne Stoknes; Guro Lillemoen Andersen; Magnus Odin Dahlseng et al. (2012). Cerebral Palsy and Neonatal Death in Term Singletons Born Small for Gestational Age. (external link)
- Marianne Wallenius; Johan Fredrik Skomsvoll; Lorentz M Irgens et al. (2009). Post Partum onset of Rheumatoid Arthritis and other chronic arthritides: Results from a patient register linked to a medical birth registry. (external link)
- Lorentz Irgens (1999). Genetisk epidemiologi og tvillingforskning (editorial). (external link)
- Anne Marie Oftedal; Kari Busterud; Lorentz M. Irgens et al. (2016). Socio-economic risk factors for preterm birth in Norway 1999-2009. (external link)
- Lars Johan Hauge; Ragnhild Bang Nes; Tom Kornstad et al. (2015). Maternal sick leave due to psychiatric disorders following the birth of a child with special health care needs. (external link)
- Hans-Jacob Haga; Clara Gram Gjesdal; Hege Svean Koksvik et al. (2005). Pregnancy outcome in patients with primary Sjögren's syndrome. A case-control study. (external link)
- Karl-Christian Nordby; Aage Andersen; Lorentz Irgens et al. (2005). Indicators of mancozeb exposure in relation to thyroid cancer and neural tube defects in farmers' families. (external link)
- Svein Arvid Rasmussen; Lorentz M Irgens (2006). The effects of smoking and hypertensive disorders on fetal growth. (external link)
- John M. D. Thompson; Lorentz M Irgens; Svein Arvid Rasmussen et al. (2006). Secular trends in socio-economic status and the implications for preterm birth. (external link)
- Bjørn Egil Vikse; Lorentz M Irgens; Leif Bostad et al. (2006). Adverse perinatal outcome and later kidney biopsy in the mother. (external link)
- Siw-Helen Westby Wold; Kristian Sommerfelt; Hallvard Reigstad et al. (2009). Neonatal mortality and morbidity in extremely preterm small for gestational age infants: a population based study. (external link)
- Lars Johan Hauge; Tom Kornstad; Ragnhild Bang Nes et al. (2013). The impact of a child's special health care needs on maternal work participation during early motherhood. (external link)
- Arild Rønnestad; Tore G. Abrahamsen; Sverre Medbø et al. (2005). Late-Onset Septicemia in a Norwegian National Cohort of Extremely Premature Infants Receiving Very Early Full Human Milk Feeding. (external link)
- Anne Kjersti Daltveit; Lorentz Irgens; Nina Øyen et al. (2003). Circadian variations in sudden infant death syndrome: associations with maternal smoking, sleeping position and infections. The Nordic Epidemiological SIDS Study. (external link)
- Svein Rasmussen; Lorentz Irgens (2003). Fetal growth and body proportion in preeclampsia. (external link)
- P Nafstad; SO Samuelsen; Lorentz Irgens et al. (2003). Pregnancy complications and the risk of asthma among Norwegians born between 1967 and 1993. (external link)
- Svein Rasmussen; Susanne Albrechtsen; Lorentz Irgens et al. (2003). Risk factors for unexplained antepartum fetal death in Norway 1967-1998. (external link)
- Marianne Wallenius; Johan Fredrik Skomsvoll; Lorentz M. Irgens et al. (2012). Parity in patients with chronic inflammatory arthritides childless at time of diagnosis. (external link)
- Astrid Lunde; Kari Klungsøyr Melve; Håkon K. Gjessing et al. (2007). Genetic and environmental influences on birth weight, birth length, head circumference and gestational age using population based parent-offspring data. (external link)
- Lars Johan Hauge; Tom Kornstad; Ragnhild Bang Nes et al. (2014). Employment Trends During Preschool Years Among Mothers of Term Singletons Born with Low Birth Weight. (external link)
- Petter Kristensen; Tor Bjerkedal; LM Irgens (2004). Birthweight and work participation in adulthood. (external link)
- Johan Fredrik Skomsvoll; Monika Østensen; Lorentz M Irgens et al. (1999). Perinatal outcome in pregnancies of women with connective tissue disease and inflammatory rheumatic disease in Norway. (external link)
- Bjørn Egil Vikse; Lorentz M. Irgens; S. Ananth Karumanchi et al. (2012). Familial Factors in the Association between Preeclampsia and Later ESRD. (external link)
- Magnus Odin Dahlseng; Guro Lillemoen Andersen; Lorentz M. Irgens et al. (2014). Risk of cerebral palsy in term-born singletons according to growth status at birth. (external link)
- Lorentz M. Irgens (2012). The origin of registry-based medical research and care. (external link)
- G. Wennergren; B. Alm; Nina Øyen et al. (1997). The decline in the incidence of SIDS in Scandinavia and its relation to risk-intervention campaigns. (external link)
- Lorenzo D Botto; Alessandra Lisi; Elisabeth Robert-Gnansia et al. (2005). International retrospective cohort study of neural tube defects in relation to folic acid recommendations: are the recommendations working?. (external link)
- Hans-Jacob Haga; Clara Gram Gjesdal; Lorentz M Irgens et al. (2005). Reproduction and gynaecological manifestations in women with primary Sjögren’s syndrome: a case-control study. (external link)
- Martha Gunn Eide; Nina Øyen; Rolv Skjærven et al. (2005). Breech delivery and intelligence: A Population-Based Study of 8,738 breech infants. (external link)
- Hans-Jacob Haga; Clara Gram Gjesdal; Hege Svean Koksvik et al. (2005). Pregnancy outcome in patients with Primary Sjögren's Syndrome. A Case-Control Study. (external link)
- Aldo Rosano; D Smithells; E Robert et al. (1999). Times trends in neural tube defects prevalence in relations to preventive strategies: an international study. (external link)
- Ragnhild Bang Nes; Lars Johan Hauge; Tom Kornstad et al. (2015). Maternal work absence: a longitudinal study of language impairment and behavior problems in preschool children. (external link)
- Vibecke Høgberg; Svein Rasmussen; Stein Atle Lie et al. (2011). Placental abruption and premature rupture of membranes. (external link)
- Anne Kjersti Daltveit; Nina Øyen; Rolv Skjærven et al. (1997). The epidemic of SIDS in Norway 1967-93. Changing effects of risk factors. (external link)
- C. Stoltenberg; P. Magnus; Rolv Terje Lie et al. (1997). Birth Defects and Parental Consanguinity in Norway. (external link)
- Lorentz M. Irgens (2010). The fight against leprosy in Norway in the 19th century. (external link)
- Svein Arvid Rasmussen; Lorentz M Irgens; Rolv Skjærven et al. (2009). Prior adverse pregnancy outcome and the risk of stillbirth. (external link)
- Elham Baghestan; Lorentz M. Irgens; Per E Børdahl et al. (2010). Trends in Risk Factors for Obstetric Anal Sphincter Injuries in Norway. (external link)
- Guro L. Andersen; Lorentz Irgens; Ivar Haagaas et al. (2008). Cerebral palsy in Norway: Prevalence, subtypes and severity. (external link)
- C. Stoltenberg; P. Magnus; Rolv Terje Lie et al. (1997). Birth Defects and Parental Consanguinity in Norway. (external link)
- G. Wennergren; B. Alm; Nina Øyen et al. (1997). The decline in the incidence of SIDS in Scandinavia and its relation to risk-intervention campaigns. (external link)
- L. Botto; M. J. Khoury; P. Mastroiacovo et al. (1997). The spectrum of Congenital Anomalies of the VATER Association: An International Study. (external link)
- Anne Kjersti Daltveit; Stein Emil Vollset; P. O. Olaussen et al. (1997). Infant mortality in Norway and Sweden 1975-88: a cause specific analysis of an increasing difference. (external link)
- Å. Irgens; Kjell Krüger; A. H. Skorve et al. (1998). Reproductive Outcome in Offspring of Parents Occupationally Exposed to Lead in Norway. (external link)
- Rolv Terje Lie; Svein Rasmussen; H. Brunborg et al. (1997). Fetal and maternal contributions to risk of pre-eclampsia: population based study. (external link)
- Rolv Terje Lie; Svein Rasmussen; H. Brunborg et al. (1998). Fetal and maternal contributions to risk of pre-eclampsia: population based study. (external link)
- Susanne Albrechtsen; Svein Rasmussen; Lorentz Irgens et al. (1998). The occurrence of breech presentation in Norway 1967-1994. (external link)
- Thor Bjerkedal; O. Thune; Lorentz Irgens (1999). Tidlig identifisering av barn med økt risiko for varig arbeidsuforhet. (external link)
- B. Alm; J. Milerad; G. Wennergren et al. (1998). A case-control study of smoking and sudden infant death syndrome in the Scandinavian countries, 1992-1995. The Nordic Epidemiological SIDS Study. (external link)
- Susanna Albrechtsen; Svein Rasmussen; Knut Dalaker et al. (1998). Perinatal mortality in Breech Presentation Sibships. (external link)
- B. Alm; J. Milerad; G. Wennergren et al. (1998). A case-control study of smoking and sudden infant death syndrome in the Scandinavian countries, 1992-1995. The Nordic Epidemiological SIDS Study. (external link)
- Susanna Albrechtsen; Svein Rasmussen; Knut Dalaker et al. (1998). Perinatal mortality in Breech Presentation Sibships. (external link)
- Susanne Albrechtsen; Svein Rasmussen; Knut Dalaker et al. (1998). Perinatal mortality in Breech Presentation Sibships. (external link)
- Å. Irgens; Kjell Krüger; A. H. Skorve et al. (1998). Reproductive Outcome in Offspring of Parents Occupationally Exposed to Lead in Norway. (external link)
- Rolv Terje Lie; Svein Rasmussen; H. Brunborg et al. (1997). Fetal and maternal contributions to risk of pre-eclampsia: population based study. (external link)
- Susanna Albrechtsen; Svein Rasmussen; Lorentz Irgens et al. (1998). Reproductive Career After Breech Presentation: Subsequent Pregnancy Rates, Interpregnancy Interval, and Recurrence. (external link)
- Susanna Albrechtsen; Svein Rasmussen; Lorentz Irgens et al. (1998). Factors influencing delivery method in breech presentation. (external link)
- Helene Sofie Eriksen; Susanne Høy; Lorentz Irgens et al. (2020). Social inequalities in the provision of obstetric services in Norway 1967-2009: A population-based cohort study. (external link)
- Katrine Tyborg Leversen; Kristian Sommerfelt; Arild Erlend Rønnestad et al. (2010). Predicting neurosensory disabilities at two years of age in a national cohort of extremely premature infants. (external link)
- Susanne Albrechtsen; Svein Rasmussen; Lorentz Irgens et al. (1998). Factors influencing delivery method in breech presentation. (external link)
- Susanne Albrechtsen; Svein Rasmussen; Lorentz Irgens et al. (1998). Reproductive Career After Breech Presentation: Subsequent Pregnancy Rates, Interpregnancy Interval, and Recurrence. (external link)
- Lorentz Irgens (1998). The Medical Birth Registry of Norway; a source for epidemiological and clinical research. (external link)
- Anne Kjersti Daltveit; Stein Emil Vollset; Rolv Skjærven et al. (1999). The impact of multiple births and elective deliveries on the trends in low birth weight in Norway 1967-95. (external link)
- Anne Kjersti Daltveit; Lorentz Irgens; Nina Øyen et al. (1998). Sociodemographic risk factors for Sudden Infant Death Syndrome: associations with other risk factors. The Nordic Epidemiological SIDS Study. (external link)
- Lorentz Irgens (1998). The Medical Birth Registry of Norway; a source for epidemiological and clinical research. (external link)
- Susanna Albrechtsen; Svein Rasmussen; Lorentz Irgens et al. (1998). The occurrence of breech presentation in Norway 1967-1994. (external link)
- C. Stoltenberg; P. Magnus; Rolv Terje Lie et al. (1998). Influence of consanguinity and maternal education on risk of still birth and infant death in Norway 1967-1993. (external link)
- Svein Rasmussen; Lorentz Irgens; Knut Dalaker (1998). The effect on the likelihood of further pregnancy of placental abruption and the rate of its recurrence. (Author's reply). (external link)
- Anne Kjersti Daltveit; Lorentz Irgens; Nina Øyen et al. (1998). Sociodemographic risk factors for Sudden Infant Death Syndrome: associations with other risk factors. The Nordic Epidemiological SIDS Study. (external link)
- C. Stoltenberg; P. Magnus; Rolv Terje Lie et al. (1998). Influence of consanguinity and maternal education on risk of still birth and infant death in Norway 1967-1993. (external link)
- Anne Kjersti Daltveit; Stein Emil Vollset; Lorentz Irgens (1999). Population density and perinatal mortality in Norway and Sweden, 1975-1988. (external link)
- Svein Rasmussen; Lorentz Irgens; Knut Dalaker (1998). The effect on the likelihood of further pregnancy of placental abruption and the rate of its recurrence. (Author's reply). (external link)
- Lorentz Irgens; Valborg Baste; P. Wiik et al. (1998). Clubfoot in offspring of servicemen in the Royal Norwegian Navy. (external link)
- J. F. Skomsvoll; M. Østensen; Lorentz Irgens et al. (1998). Obstetrical and neonatal outcome in patients with rheumatic disease. (external link)
- Johan Fredrik Skomsvoll; M Østensen; Lorentz Irgens et al. (1999). Perinatal outcome in pregnancies of women with connective tissue disease and inflammatory rheumatic disease in Norway. (external link)
- Susanne Albrechtsen; Svein Arvid Rasmussen; Steinar Thoresen et al. (2008). Pregnancy outcome in women before and after cervical conisation: population based cohort study. (external link)
- Kari Klungsøyr Melve; Rolv Terje Lie; Rolv Skjærven et al. (2008). Registration of Down syndrome in the Medical Birth Registry of Norway: Validity and time trends. (external link)
- Sachiyo Yoshida; Jose Carlos Martines; Joy E. Lawn et al. (2016). Setting research priorities to improve global newborn health and prevent stillbirths by 2025. (external link)
- Ågot Irgens; Marit Grønning; Lorentz M. Irgens (2016). Pregnancy outcome in partners of male professional divers in Norway. (external link)
- Kjell Haug; Lorentz Irgens; Rolv Skjærven et al. (2000). Maternal smoking and birthweight: effect modification of period, maternal age and paternal smoking. (external link)
- Per Magnus; Lorentz M Irgens; Kjell Haug et al. (2006). Cohort profile: The Norwegian Mother and Child Cohort Study (MoBa). (external link)
- Magne Stoknes; Guro Lillemoen Andersen; Areej Ibrahim Elkamil et al. (2012). The effects of multiple pre- and perinatal risk factors on the occurrence of cerebral palsy. A Norwegian register based study. (external link)
- Gunnar Tellnes; Lorentz M. Irgens; Petter Kristensen et al. (2015). MINNEORD: Tor Bjerkedal. (external link)
- Sjur Lehmann; Elham Baghestan; Per E Børdahl et al. (2019). Trial of labor after cesarean section in risk pregnancies: A population-based cohort study. (external link)
- Sjur Lehmann; Elham Baghestan; Per E Børdahl et al. (2020). Low risk pregnancies after a cesarean section: Determinants of trial of labor and its failure. (external link)
- Svein Rasmussen; Lorentz M. Irgens; J Espinoza (2014). Maternal obesity and excess of fetal growth in pre-eclampsia. (external link)
- Susanna Albrechtsen; S. Rasmussen; S. Reigstad et al. (1997). Evaluation of a protocol for selecting fetuses in breech presentation for vaginal delivery or cesarean section. (external link)
- Method Kazaura; Rolv Terje Lie; Lorentz Irgens et al. (2004). Increasing risk of gastroschisis in Norway: an age-period-cohort analysis. (external link)
- Katrine Tyborg Leversen; Kristian Sommerfelt; Arild Erlend Rønnestad et al. (2011). Prediction of Neurodevelopmental and Sensory Outcome at 5 Years in Norwegian Children Born Extremely Preterm. (external link)
- Anne Kjersti Daltveit; Lorentz Irgens (2004). Epidemiologisk forskning med utgangspunkt i Medisinsk fødselsregister. (external link)
- Sjur Lehmann; Per E Børdahl; Svein Arvid Rasmussen et al. (2007). Norwegian midwives and doctors have increased cesarean section rates. (external link)
- Svein Arvid Rasmussen; Lorentz M Irgens (2007). Pregnancy-induced hypertension in women who were born small. (external link)
- Sarah E Hampson; Serena Tonstad; Lorentz M Irgens et al. (2010). Mothers' negative affectivity during pregnancy and food choices for their infants. (external link)
Popular science book
- Christopher John Harris; Jo Gjerstad; Lorentz M Irgens et al. (2007). Pleiestiftelsen for spedalske No 1: 1857-2007. (external link)
- Lorentz M Irgens; Yngve Nedrebø; Sigurd Sandmo et al. (2006). Leprosy. (external link)
- Lorentz M Irgens; Yngve Nedrebø; Sigurd Sandmo et al. (2006). Lepra. (external link)
- Magnus Vollset; Agnethe Harbitz; Lorentz M. Irgens et al. (2025). Medisinsk-historisk selskap i Bergen gjennom 50 år. (external link)
Conference abstract
- Marianne Wallenius; JF Skomsvoll; Lorentz M Irgens et al. (2009). Lifetime fertility rates in women with chronic inflammatory arthritides: results from a patient register linked to a medical birth registry. (external link)
- Magne Stoknes; Guro Lillemoen Andersen; Magnus Odin Dahlseng et al. (2012). Cerebral Palsy and Neonatal Death in Singletons Born Small for Gestational Age at Term. (external link)
- KT Leversen; K Sommerfelt; Lorentz M Irgens et al. (2009). Relationship between cognitive and motor function at 5 years of age in a national cohort of extremely preterm infants. (external link)
- Marianne Wallenius; Johan Fredrik Skomsvoll; Lorentz M. Irgens et al. (2009). Lifetime fertility rates in women with chronic inflammatory arthritides: results from a patient register linked to a medical birth registry. (external link)
- Kari Klungsøyr; Rolv Terje Lie; Rolv Skjærven et al. (2008). Registration of Down's syndrome in the medical birth registry of Norway; validity and time trends. (external link)
- KT Leversen; K Sommerfelt; Lorentz M Irgens et al. (2009). Cognitive outcome at 5 years of age in a national cohort of extremely pre-term infants. (external link)
- Kari Klungsøyr Melve; Rolv T. Lie; Rolv Skjaerven et al. (2009). Down Syndrome registration in the Medical Birth Registry of Norway: Validity and time trends. (external link)
- Marianne Wallenius; Johan Fredrik Skomsvoll; Lorentz M Irgens et al. (2008). Risk of onset of both Rheumatoid arthritis and other chronic arthritides during the first year after delivery. (external link)
- Kari Klungsøyr; Rolv Skjaerven; Anne Tandberg et al. (2012). IS INCREASED PERINATAL MORTALITY FOR THE SECOND TWIN RELATED TO ASSISTED REPRODUCTIVE TECHNIQUES? A POPULATION BASED COHORT STUDY FROM NORWAY, 1988-2008. (external link)
- Kristin Melheim Strand; Runa Heimstad; Ann-Charlotte Iversen et al. (2013). Is the association between pre-eclampsia and cerebral palsy mediated solely through preterm birth? A population based cohort study. (external link)
- Marianne Wallenius; Johan Fredrik Skomsvoll; Lorentz M. Irgens et al. (2010). REPRODUCTION IN WOMEN WITH CHRONIC INFLAMMATORY ARTHRITIDES. (external link)
- Rolv Skjaerven; Allen J. Wilcox; Kari Klungsøyr Melve et al. (2007). Preeclampsia and long-term maternal mortality. (external link)
- Magne Stoknes; Guro Lillemoen Andersen; Areej Ibrahim Elkamil et al. (2010). The effect of multiple risk factors for cerebral palsy. (external link)
- Martha Gunn Eide; Rolv Skjærven; T Bjerkedal et al. (2005). Long-term ability, disability and mortality among males with birth defects: Population-based cohort study, 1967-1999. (external link)
- M Wallenius; JF Skomsvoll; Lorentz M Irgens et al. (2008). Risk of onset of both rheumatoid arthritis and other chronic arthritides during the first year after delivery. (external link)
- Elham Baghestan; Lorentz M. Irgens; PE Bordahl et al. (2011). RISK OF RECURRENCE AND SUBSEQUENT DELIVERY AFTER OBSTETRIC ANAL SPHINCTER INJURIES. (external link)
Research report
- Lorentz M. Irgens (1996). Medisinsk fødselsregister: årsmelding 1996. (external link)
- Lorentz M Irgens (2006). Fødsler i Norge 2003-2004. Årsrapport, Medisinsk fødselsregister / Annual report 2003-2004, Medical Birth Registry of Norway. (external link)
- Lorentz M. Irgens (1997). Fødsler i Norge gjennom 30 år. (external link)
- Lorentz M. Irgens (1999). Medisinsk fødselsregister: årsmelding 1997. (external link)
- Lorentz M. Irgens (1986). Medisinsk fødselsregister: årsmelding 1986. (external link)
- Lorentz M. Irgens (1985). Medisinsk fødselsregister: årsmelding 1985. (external link)
- Karin Helweg-Larsen; Nina Øyen; J. Millerad et al. (1997). Sudden infant Death in the Nordic countries. Results of the Nordic study of Infant Death Syndrome. Final Report. (external link)
- K. Helweg-Larsen; Nina Øyen; J. Millerad et al. (1997). Sudden infant Death in the Nordic countries. Results of the Nordic study of Infant Death Syndrome. Final Report. (external link)
- Lorentz M. Irgens; Leiv Sigmund Bakketeig (1987). Fødsler og perinatale helseproblemer 1967-1984. (external link)
- Lorentz M. Irgens (1989). Medisinsk fødselsregister: årsmelding 1988. (external link)
- Lorentz M. Irgens (2002). Fødsler i Norge: årsmelding 1999 og 2000. (external link)
- Lorentz M. Irgens (1995). Medisinsk fødselsregister: årsmelding 1994. (external link)
- Lorentz M. Irgens (1995). Medisinsk fødselsregister: årsmelding 1993. (external link)
- Lorentz M. Irgens (1994). Medisinsk fødselsregister: årsmelding 1992.. (external link)
- Lorentz M. Irgens (1992). Medisinsk fødselsregister: årsmelding 1991.. (external link)
- Lorentz M. Irgens (1991). Medisinsk fødselsregister: årsmelding 1990. (external link)
- Lorentz M. Irgens (1990). Medisinsk fødselsregister: årsmelding 1989.. (external link)
- Lorentz M. Irgens (1999). Medisinsk fødselsregister: årsrapport 1998. På oppdrag fra Statens institutt for folkehelse. (external link)
- Lorentz M. Irgens (1988). Medisinsk fødselsregister: årsmelding 1987. (external link)
- Lorentz M. Irgens (1998). Fødsler i Norge gjennom 30 år 1967-96. (external link)
- Lorentz Irgens (2004). Fødsler i Norge 2001-2002. Årsrapport, Medisinsk fødselsregister / Annual Report, Medical Birth Registry of Norway. (external link)
- [Mangler fornavn] Medisinsk fødselsregister; Lorentz M. Irgens (1996). Medisinsk fødselsregister: årsmelding 1995. (external link)
- Å Irgens; Kjell Krüger; AH. Skorve et al. (1996). Yrke og reproduksjonsutfall. (external link)
- Ågot Irgens; Kjell Krüger; AH. Skorve et al. (1996). Yrke og reproduksjonsutfall. (external link)
Media feature article
- Sigurd Sverdrup Sandmo; Lorentz Irgens (2001). Lepraarkivene og Verdens hukommelse. (external link)
- Susanne Albrechtsen; Lorentz Irgens; Knut Dalaker (1998). Breech delivery protocol. [Letter]. (external link)
- Svein Rasmussen; Lorentz Irgens; Knut Dalaker (1999). The effect on the likelihood of further pregnancy of placental abruption and the rate of its recurrence. (Author's reply). (external link)
- Lorentz Irgens; Henry John Mæland (1997). Register for friskere barn. [Kronikk]. (external link)
- Lorentz Irgens; Henry John Mæland (1997). Register for friskere barn. [Kronikk]. (external link)
- Lorentz M. Irgens (2012). Gerhard Henrik Armauer Hansen, 100 år etter hans død ”En i sandhet lysets apostel”. (external link)
- Ågot Irgens; Lorentz Irgens (1999). Interpreting the female excess among births to women with adverse chemical or occupational exposures. (Letter). (external link)
Conference lecture
- Rolv Skjærven; Nina Øyen; Lorentz Irgens et al. (1997). Risk scores for SIDS: Now more useful?. (external link)
- Guro Lillemoen Andersen; Tone Mjøen; Ivar Haagaas et al. (2008). Communication skills and early identification of AAC needs in children with cerebral palsy. (external link)
- Lorentz Irgens (1998). Gatroschisis in Norway 1967-95. (external link)
- Lorentz Irgens (1998). Perinatal Helse i Vestforld og Telemark. (external link)
- Anne Kjersti Daltveit; Lorentz Irgens; Nina Øyen et al. (1998). Circadian variations in sudden infant death; association with maternal smoking. The Nordic Epidemiological SIDS Study. (external link)
- Anne Kjersti Daltveit; Lorentz Irgens; Nina Øyen et al. (1998). Circadian variations in sudden infant death; association with maternal smoking. The Nordic Epidemiological SIDS Study. (external link)
- Anne Kjersti Daltveit; Lorentz Irgens; B. Alm et al. (1997). Interactions of Maternal risk factors and sex, age at death, seasonality, as well as hour found dead. The Nordic Epidemiological SIDS Study. (external link)
- Nina Øyen; R. Skjærven; K. Helweg-Larsen et al. (1997). Co-sleeping and risk of sudden infant death syndrome (SIDS). The Nordic Epidemiological SIDS Study. (external link)
- I. A. Kelmanson; G. Wennergren; B. Alm et al. (1997). Preliminary results of the joint Nordic-Russian Study on the risk factors of sudden infant death syndrome (SIDS). (external link)
- I. A. Kelmanson; G. Wennergren; B. Alm et al. (1997). Preliminary results of the joint Nordic-Russian Study on the risk factors of sudden infant death syndrome (SIDS). (external link)
- K. Helweg-Larsen; Lorentz Irgens; J. Millerad et al. (1997). Pludselig spædbarnsdød i Norden. Sudden infant death in the Nordic countries. (external link)
- Lorentz Irgens; Valborg Baste; P. Wiik et al. (1997). Clubfoot in offspring of the servicemen in the Royal Norwagian Navy. (external link)
- B. Alm; G. Wennergren; G. Norveinius et al. (1997). Dummy use and SIDS in the Scandinavian countries 1992-1995. The Nordic Epidemiological SIDS Study. (external link)
- Rolv Skjærven; Nina Øyen; Lorentz Irgens et al. (1997). Risk scores for SIDS: Now more useful?. (external link)
- Nina Øyen; Trond Markestad; Rolv Skjærven et al. (1997). Combined effects of sleeping position and prenatal factors in sudden infant death syndrome (SIDS). The Nordic Epidemiological SIDS study. (external link)
- Nina Øyen; Trond Markestad; Rolv Skjærven et al. (1997). Combined effects of sleeping position and prenatal factors in sudden infant death syndrome (SIDS). The Nordic Epidemiological SIDS study. (external link)
- Nina Øyen; Trond Markestad; Rolv Skjærven et al. (1997). Combined effects of sleeping position and prenatal factors in sudden infant death syndrome (SIDS). The Nordic Epidemiological SIDS study. (external link)
- Anne Kjersti Daltveit; Lorentz Irgens; B. Alm et al. (1997). Interactions of Maternal risk factors and sex, age at death, seasonality, as well as hour found dead. The Nordic Epidemiological SIDS Study. (external link)
- Anne Kjersti Daltveit; Nina Øyen; Rolv Skjærven et al. (1997). The epidemic of SIDS in Norway 1967-93. Changing effects of risk factors. (external link)
- Kjell Haug; Lorentz Irgens; Trond Markestad et al. (1997). Paternal smoking and breastfeeding in Norway 1970-1991. (external link)
- Rolv Skjærven; Nina Øyen; Lorentz Irgens et al. (1997). Risk scores for SIDS: Now more useful?. (external link)
- Anne Kjersti Daltveit; Nina Øyen; Rolv Skjærven et al. (1997). The epidemic of SIDS in Norway 1967-93. Changing effects of risk factors. (external link)
- Magne Stoknes; Guro Lillemoen Andersen; Magnus Odin Dahlseng et al. (2012). Cerebral Palsy and Neonatal Death in Term Singletons Born Small for Gestational Age. (external link)
- I.A. Kelmanson; G. Wennergren; B. Alm et al. (1997). Preliminary results of the joint Nordic-Russian Study on then risk factors of sudden infant death syndrome (SIDS). (external link)
- B. Alm; G. Wennergren; G. Norvenius et al. (1997). Dummy use and SIDS in Scandinavian counties. The Nordic Epidemiological SIDS Study. (external link)
- Rolv Skjærven; Lorentz Irgens (2001). SIDS and interval between pregnancies. (external link)
- Per Nafstad; Sven Ove Samuelsen; Lorentz Irgens et al. (2001). Birth weight and hearing impairment in norwegians born 1967 to 1993. (external link)
- Lorentz Irgens; Rolv Skjærven (2001). Repeated SIDS in a family. Abstract. (external link)
- Kristin Melheim Strand; Runa Heimstad; Ann-Charlotte Iversen et al. (2013). Is the association between pre-eclampsia and cerebral palsy mediated solely through preterm birth? A population based cohort study. (external link)
- Valborg Baste; Nina Øyen; Lorentz M. Irgens et al. (1995). Seasonality of SIDS in Norway. (external link)
- Kjell Haug; Lorentz M. Irgens; Trond Markestad et al. (1995). Smoking habits among pregnant women in Norway 1970-1991. (external link)
- Magne Stoknes; Guro Lillemoen Andersen; Areej Ibrahim Elkamil et al. (2010). The effect of multiple risk factors for cerebral palsy. (external link)
- Petter Kristensen; Ezra Susser; Karina Corbett et al. (2015). Macrosomia at birth and perinatal mortality: a register study of siblings born at term in Norway, 1967-2011. (external link)
- Karl-Christian Nordby; Lorentz M Irgens; Petter Kristensen (2004). Immunologic exposures in Norwegian agriculture and pregnancy induced hypertension. (external link)
- Hans Magne Ulrik Gravseth; Petter Kristensen; Odd O. Aalen et al. (2006). Livsløpsdeterminanter for tidlig uførepensjon. (external link)
- I. A. Kelmanson; G. Wennergren; B. Alm et al. (1997). Preliminary results of the joint Nordic-Russian Study on the risk factors of sudden infant death syndrome (SIDS). (external link)
- Rolv Skjærven; Nina Øyen; Lorentz Irgens et al. (1997). Risk scores for SIDS: Now more useful?. (external link)
- Karin Helweg-Larsen; Lorentz Irgens; J. Millerad et al. (1997). Pludselig spædbarnsdød i Norden. Sudden infant death in the Nordic countries. (external link)
- Anne Kjersti Daltveit; Nina Øyen; Rolv Skjærven et al. (1997). The epidemic of SIDS in Norway 1967-93. Changing effects of risk factors. (external link)
- Johan Fredrik Skomsvoll; M Østensen; Lorentz M Irgens et al. (1998). Obstetrical and neonatal outcome in pregnant patients with rheumatic disease. (external link)
- Stein Emil Vollset; Lorentz Irgens; Anne Lise Bjørke-Monsen et al. (1997). Total plasma homocysteine and previous occurrence of congenital malformations: The Hordaland Homocysteine Study. (external link)
- Areej Ibrahim Elkamil; Guro Lillemoen Andersen; Kjell Å Salvesen et al. (2010). Induction of labor and cerebral palsy: a population-based study in Norway. (external link)
- Per Nafstad; Sven Ove Samuelsen; Lorentz Irgens et al. (2001). Birth weight and hearing impairment in norwegians born 1967 to 1993. (external link)
- Svein Rasmussen; Lorentz Irgens (2002). Føtal vekst og kroppsproporsjon ved preeklampsi. (external link)
- Hans Magne Ulrik Gravseth; Petter Kristensen; Tor Bjerkedal et al. (2008). Social inequalities in disability pension in a life course perspective. (external link)
- Nina Øyen; Trond Markestad; Rolv Skjærven et al. (1997). Combined effects of sleeping position and prenatal factors in sudden infant death syndrome (SIDS). The Nordic Epidemiological SIDS study. (external link)
Working paper
Academic book chapter
- Lorentz Irgens (1999). Barnedød i et tidsperspektiv. (external link)
- Lorentz Irgens (1999). Hvorfor informere om risikofaktorer?. (external link)
- Susanne Albrechtsen; Lorentz Irgens (2002). Epidemiology and aetiology of breech presentation. (external link)
- Lorentz Irgens (2003). Våre medisinske helseregistre; viktige verktøy i kvantitativ medisin og medisinsk kvalitetssikring. (external link)
- Lorentz Irgens (1997). Epilog: Forskeren og mennesket. Johanne-Margrethe Patrix: Gerhard Armauer Hansen, leprabasillens oppdager. (external link)
- Lorentz Irgens (1997). Epilog: Forskeren og mennesket. Johanne-Margrethe Patrix: Gerhard Armauer Hansen, leprabasillens oppdager. (external link)
- Lorentz Irgens (2000). Prefaced. (external link)
- K Irgens; Lorentz Irgens (2000). St. Jørgens Hospital institusjons- og bygningshistorie. (external link)
- Lorentz Irgens (2000). Prefaced. (external link)
- Lorentz Irgens (2006). Oppdagelsen av leprabasillen. En medisinsk bragd sett i lys av samtidens vitenskapelige metodeutvikling. (external link)
- Yngve Nedrebø; Stein Atle Lie; Lorentz Irgens (2006). The Leprosy epidemic of Norway. (external link)
- Lorentz Irgens (2003). Kampen mot lepra. (external link)
- Lorentz Irgens (2006). The discovery of Mycobacterium leprae: A medical achievement in the light of evolving scientific methods. (external link)
- Yngve Nedrebø; Stein Atle Lie; Lorentz Irgens (2006). Lepraepidemien i Norge. (external link)
- Rolv Terje Lie; Lorentz Irgens; Ivar Heuch (1994). Epidemiologisk overvåkning av medfødte misdannelser. (external link)
Editorial/Leader article
- Lorentz M Irgens (2007). Commentary: On the clinical prediction of pre-eclampsia and its enigmatic aetiology. (external link)
- Lorentz Irgens; Petter Kristensen; Lars Vatten (2005). Tidlig eksponering og senere sykdom. (external link)
- Elham Baghestan; Lorentz M. Irgens; Per E Børdahl et al. (2012). Risk of Recurrence and Subsequent Delivery After Obstetric Anal Sphincter Injuries EDITORIAL COMMENT. (external link)
- Lorentz Irgens (2007). Commentary: On the clinical prediction of pre-eclampsia and its enigmatic aetiology. (external link)
Encyclopedia entry
Book anthology
Professional article
Journal review
- Lorentz M. Irgens (2013). En folkefiende i San Francisco. Bokanmeldelse. (external link)
- Lorentz M. Irgens (2014). Knapt for den interesserte leser. Bokanmeldelse. (external link)
- Lorentz M. Irgens (2016). Tankevekkende om sykdomsårsaker. Bokanmeldelse.. (external link)
- Lorentz M. Irgens (2012). Leprosy Rrevisited. Bokanmeldelse av WHO Expert Committtee on Leprosy (Eight report). (external link)
Conference poster
- Ragnhild Bang Nes; Lars Johan Hauge; Espen Røysamb et al. (2012). Maternal Well-Being and Psychological Distress: A Prospective Longitudinal Study of Mothers Giving Birth to Children With Congenital Anomalies. (external link)
- Johan Fredrik Skomsvoll; Monika Østensen; Lorentz M. Irgens et al. (1999). A population based study of pregnancy outcome in women with rheumatic disease in Norway. (external link)
- Johan Fredrik Skomsvoll; M Østensen; Lorentz M Irgens et al. (1999). A population based study of pregnancy and perinatal outcome in women with rheumatic disease in Norway. (external link)
- Bjørn Egil Vikse; Lorentz Irgens; Leif Bostad et al. (2003). Perinatal factors and later kidney disease as diagnosed by kidney biopsy. (external link)
Lecture
- Lorentz Irgens (1998). Nytt meldeskjema for MFR, nye muligheter for forskning og kvalitetssikring. (external link)
- Lorentz Irgens (1998). Diabetes in pregnancy and perinatal outcome. [Invitert foredrag]. (external link)
- Lorentz Irgens (1998). Hva kan MFR bidra med ved miljøstudier av diabetes. (external link)
- Lorentz Irgens (1998). Nytt meldeskjema for MFR. (external link)
- Lorentz Irgens (1998). Nytt meldeskjema for MFR. (external link)
- Lorentz Irgens (1998). Caesarean section in Norway. [Invitert foredrag]. (external link)
- Lorentz Irgens (1998). Yrke og reproduksjon. [Invitert foredrag]. (external link)
- Lorentz Irgens (1998). Arbeid og reproduksjonsutfall. [Invitert foredrag]. (external link)
- Lorentz Irgens (1998). Nytt meldeskjema for MFR. (external link)
- Lorentz Irgens (1998). Lepra i Norge. [Invitert foredrag]. (external link)
- Lorentz Irgens (1998). Bakgrunn for Sunnhetsloven og et forebyggende helsevesen. Invitert foredrag. (external link)
Textbook
Doctoral thesis (PhD)
Popular science book chapter
- Yngve Nedrebø; Stein Atle Lie; Lorentz M Irgens (2006). Lepraepidemien i Norge. (external link)
- Lorentz M Irgens; Tor Bjerkedal (2006). Epidemiology of Leprosy in Norway: The History of The National Leprosy Registry of Norway from 1856 until today. (external link)
- Lorentz M Irgens (2007). Pleiestiftelsen for spedalske no 1 - norsk helsevesens første flaggskip (Bygger på artikkel i Naturen, 1989 no 6, s. 208-213). (external link)
- Yngve Nedrebø; Stein Atle Lie; Lorentz M Irgens (2006). The Leprosy epidemic of Norway. (external link)
- Lorentz M Irgens (2006). The discovery of Mycobacterium leprae. A medical achievement in the light of evolving scietific methods. (external link)
- Lorentz M Irgens; Tor Bjerkedal (2006). Lepraepidemiologi i Norge: Lepraregisterets historie fra 1856 til i dag. (external link)
- Lorentz M Irgens (2006). Oppdagelsen av leprabasillen. En medisinsk bragd sett i lys av samtidens vitenskapelige metodeutvikling. (external link)
Popular science article
- Anne Kjersti Daltveit; Lorentz Irgens (1998). Hva var verdt å ta med hjem fra Rouen? Epidemiologene forteller. (external link)
- Patricia Schreuder; Lorentz Irgens (1998). Nasjonal epidemiologisk overvåking av krybbedød i Norge. (external link)
- Patricia Schreuder; Lorentz Irgens (1998). Den norske mor og barn-studien. (external link)
- Anne Kjersti Daltveit; Lorentz Irgens (1998). Hva var verdt å ta med hjem fra Rouen? Epidemiologene forteller. (external link)
- Susanne Albrechtsen; Svein Rasmussen; Lorentz Irgens (2000). Breech presentation; secular trends in perinatal and postnatal mortality 1967-1994. (external link)
- Trond Markestad; Lorentz Irgens (1998). Barn med ekstremt lav fødselsvekt. (external link)
- Lorentz Irgens (1997). Er faren for krybbedød større om vinteren enn om sommeren?. (external link)
- Lorentz Irgens (1997). Er faren for krybbedød større om vinteren enn om sommeren?. (external link)