Jørn Olsen

28.2k total citations · 4 hit papers
422 papers, 20.5k citations indexed

About

Jørn Olsen is a scholar working on Pediatrics, Perinatology and Child Health, Public Health, Environmental and Occupational Health and Obstetrics and Gynecology. According to data from OpenAlex, Jørn Olsen has authored 422 papers receiving a total of 20.5k indexed citations (citations by other indexed papers that have themselves been cited), including 250 papers in Pediatrics, Perinatology and Child Health, 113 papers in Public Health, Environmental and Occupational Health and 109 papers in Obstetrics and Gynecology. Recurrent topics in Jørn Olsen's work include Birth, Development, and Health (149 papers), Pregnancy and preeclampsia studies (69 papers) and Gestational Diabetes Research and Management (50 papers). Jørn Olsen is often cited by papers focused on Birth, Development, and Health (149 papers), Pregnancy and preeclampsia studies (69 papers) and Gestational Diabetes Research and Management (50 papers). Jørn Olsen collaborates with scholars based in Denmark, United States and Sweden. Jørn Olsen's co-authors include Ellen A. Nøhr, Mogens Vestergaard, Tine Brink Henriksen, Bodil Hammer Bech, Carsten Obel, Thorkild I. A. Sørensen, Jakob Christensen, Henrik Toft Sørensen, Stine Linding Andersen and Zeyan Liew and has published in prestigious journals such as New England Journal of Medicine, The Lancet and JAMA.

In The Last Decade

Jørn Olsen

417 papers receiving 19.8k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

The Danish National Birth Cohort - its background, structure and aim

2001 869 citations Jørn Olsen, Sjúrđur F. Olsen et al. profile →
Perfluorinated Chemicals and Fetal Growth: A Study within the Danish National Birth Cohort

2007 519 citations Jørn Olsen et al. profile →
The Danish Medical Birth Register

2018 486 citations Jørn Olsen et al. profile →
Combined associations of prepregnancy body mass index and gestational weight gain with the outcome of pregnancy

2008 481 citations Ellen A. Nøhr, Thorkild I. A. Sørensen et al. American Journal of Clinical Nutrition profile →

Peers

Countries citing papers authored by Jørn Olsen

Since Specialization

Citations

This map shows the geographic impact of Jørn Olsen's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Jørn Olsen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Jørn Olsen more than expected).

Fields of papers citing papers by Jørn Olsen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Jørn Olsen. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Jørn Olsen. The network helps show where Jørn Olsen may publish in the future.

Co-authorship network of co-authors of Jørn Olsen

This figure shows the co-authorship network connecting the top 25 collaborators of Jørn Olsen. A scholar is included among the top collaborators of Jørn Olsen based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Jørn Olsen. Jørn Olsen is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Maternal thyroid disease in pregnancy and timing of pubertal development in sons and daughters 2022 ·Fertility and Sterility ·(unknown), Andreas Ernst, Nis Brix, Linn Håkonsen Arendt, Stine Linding Andersen, Jørn Olsen, Cecilia Høst Ramlau‐Hansen	6
2	Is gene expression among women with rheumatoid arthritis dysregulated during a postpartum flare? 2021 ·Arthritis Research & Therapy ·Matthew Wright, (unknown), J. Lee Nelson, Jørn Olsen, Merete Lund Hetland, Vibeke Zoffmann, Damini Jawaheer	1
3	Cause-Specific Stillbirth and Neonatal Death According to Prepregnancy Obesity and Early Gestational Weight Gain: A Study in the Danish National Birth Cohort 2021 ·Nutrients ·Ellen A. Nøhr, Sanne Lausen Wolff, Helene Kirkegaard, Chunsen Wu, Anne‐Marie Nybo Andersen, Jørn Olsen, Bodil Hammer Bech	10
4	Rates of Neuropsychiatric Disorders and Gestational Age at Birth in a Danish Population 2021 ·Obstetrical & Gynecological Survey ·(unknown), (unknown), Yongfu Yu, Wan‐Ling Tseng, Eli R. Lebowitz, Andrew T. DeWan, Lars Henning Pedersen, Jørn Olsen, Jiong Li, Zeyan Liew	1
5	Maternal hypertensive disorder of pregnancy and offspring early-onset cardiovascular disease in childhood, adolescence, and young adulthood: A national population-based cohort study 2021 ·PLoS Medicine ·Chen Huang, Jiong Li, Guoyou Qin, Zeyan Liew, Jing Hu, Krisztina D. László, Fangbiao Tao, Carsten Obel, Jørn Olsen, Yongfu Yu	50
6	The Rheumatoid Arthritis Gene Expression Signature Among Women Who Improve or Worsen During Pregnancy: A Pilot Study 2020 ·The Journal of Rheumatology ·(unknown), Matthew Wright, (unknown), J. Lee Nelson, Jørn Olsen, Merete Lund Hetland, Vibeke Zoffmann, Damini Jawaheer	4
7	Neonatal vitamin D status and risk of childhood epilepsy 2020 ·Epilepsia ·Ina Olmer Specht, (unknown), (unknown), Jørn Olsen, Berit L. Heitmann	8
8	Prenatal exposure to perfluoroalkyl substances and behavioral difficulties in childhood at 7 and 11 years 2020 ·Environmental Research ·Jiajun Luo, (unknown), Yu Gao, Cecilia Høst Ramlau‐Hansen, Gunnar Toft, Jiong Li, Carsten Obel, Stine Linding Andersen, Nicole C. Deziel, Wan‐Ling Tseng, Kosuke Inoue, Eva Cecilie Bonefeld‐Jørgensen, Jørn Olsen, Zeyan Liew	39
9	Associations of birth size, infancy, and childhood growth with intelligence quotient at 5 years of age: a Danish cohort study 2020 ·American Journal of Clinical Nutrition ·Helene Kirkegaard, Sören Möller, Chunsen Wu, Jonas Häggström, Sjúrđur F. Olsen, Jørn Olsen, Ellen A. Nøhr	22
10	Associations of parental birth characteristics with autism spectrum disorder (ASD) risk in their offspring: a population-based multigenerational cohort study in Denmark 2020 ·International Journal of Epidemiology ·(unknown), Yu Gao, Yongfu Yu, Gunnar Toft, Yawei Zhang, Jiajun Luo, (unknown), Katarzyna Chawarska, Jørn Olsen, Jiong Li, Zeyan Liew	8
11	Maternal thyroid disease and adiposity in mother and child 2020 ·Clinical Endocrinology ·Stine Linding Andersen, Stig Andersen, Zeyan Liew, Peter Vestergaard, Søren Lundbye‐Christensen, Thorkild I. A. Sørensen, Jørn Olsen	8
12	Maternal Diabetes During Pregnancy and Early Onset of Cardiovascular Disease in Offspring: Population Based Cohort Study With 40 Years of Follow Up 2020 ·Obstetrical & Gynecological Survey ·Yongfu Yu, Onyebuchi A. Arah, Zeyan Liew, Sven Cnattingius, Jørn Olsen, Henrik Toft Sørensen, Guoyou Qin, Jiong Li	11
13	Examining the Effect of Fish Oil Supplementation in Chinese Pregnant Women on Gestation Duration and Risk of Preterm Delivery 2019 ·Journal of Nutrition ·Sjúrđur F. Olsen, Þórhallur I. Halldórsson, (unknown), Marin Strøm, Yanyan Mao, Yan Che, (unknown), (unknown), Jørn Olsen, Weijin Zhou	16
14	Early Life Bereavement and Schizophrenia 2016 ·Medicine ·Hong Liang, Jørn Olsen, Yuan Wei, (unknown), Mogens Vestergaard, Carsten Obel, Mika Gissler, Jiong Li	17
15	Fetal Exposure to Antidepressants and Normal Milestone Development at 6 and 19 Months of Age 2010 ·PEDIATRICS ·Lars Henning Pedersen, Tine Brink Henriksen, Jørn Olsen	108
16	Is Swimming During Pregnancy a Safe Exercise? 2010 ·Epidemiology ·Mette Juhl, Manolis Kogevinas, Per Kragh Andersen, Anne‐Marie Nybo Andersen, Jørn Olsen	41
17	Prenatal Stress and Cerebral Palsy: A Nationwide Cohort Study in Denmark 2009 ·Psychosomatic Medicine ·Jiong Li, Mogens Vestergaard, Carsten Obel, Dorthe Hansen Precht, Jakob Christensen, Michael C. Lu, Jørn Olsen	28
18	Survival After Pancreas Transplantation in Patients With Diabetes and Preserved Kidney Function 2004 ·JAMA ·Olga Basso, Ellen A. Nøhr, Kaare Christensen, Jørn Olsen, (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown), (unknown)	4
19	Pregnancy outcome after suicide attempt by drug use: a Danish population‐based study 2002 ·Acta Obstetricia Et Gynecologica Scandinavica ·(unknown), Helle Larsen, Gunnar Lauge Nielsen, Jørn Olsen, Henrik Toft Sørensen	15
20	Does moderate alcohol intake reduce fecundability? A European multicenter study on infertility and subfecundity. European Study Group on Infertility and Subfecundity. 1997 ·PubMed ·Jørn Olsen, Francisco Bolúmar, Jesper L. Boldsen, L Bisanti	69

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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