Social inequalities in reception of social welfare support: A population based twin study

by Eivind Ystrom, Ragnhild Ørstavik, Ted Reichborn-Kjennerud, Fartein Ask Torvik
Published 2016-07-01

Nationwide Study of Neuropsychiatric Comorbidity and Medicines Use in Children With Autism Spectrum Disorder in Norway

by Yury Kiselev, Marte Handal, Vidar Hjellvik, Ted Reichborn-Kjennerud, Ted Reichborn-Kjennerud, Camilla Stoltenberg, Pål Suren, Alexandra Havdahl, Alexandra Havdahl, Svetlana Skurtveit, Svetlana Skurtveit
Published 2020-12-01

Long-term prenatal exposure to paracetamol is associated with DNA methylation differences in children diagnosed with ADHD

by Kristina Gervin, Hedvig Nordeng, Eivind Ystrom, Ted Reichborn-Kjennerud, Robert Lyle
Published 2017-08-01

Prevalence and stability of mental disorders among young adults: findings from a longitudinal study

by Kristin Gustavson, Ann Kristin Knudsen, Ragnar Nesvåg, Gun Peggy Knudsen, Stein Emil Vollset, Ted Reichborn-Kjennerud
Published 2018-03-01

Medication Use before, during, and after Pregnancy among Women with Eating Disorders: A Study from the Norwegian Mother and Child Cohort Study.

by Angela Lupattelli, Olav Spigset, Leila Torgersen, Stephanie Zerwas, Marianne Hatle, Ted Reichborn-Kjennerud, Cynthia M Bulik, Hedvig Nordeng
Published 2015-01-01

Hypnotics use in children 0–18 months: moderate agreement between mother-reported survey data and prescription registry data

by Ingvild Holdø, Jørgen G. Bramness, Marte Handal, Leila Torgersen, Ted Reichborn-Kjennerud, Eivind Ystrøm, Hedvig Nordeng, Svetlana Skurtveit
Published 2017-09-01

Advantages of linking national registries with twin registries for epidemiological research

by Line C. Gjerde, Fartein Ask Torvik, Kristian Amundsen Østby, Gun Peggy Knudsen, Nikolai Czajkowski, Ted Reichborn-Kjennerud, Ragnhild E. Ørstavik
Published 2016-07-01

Does low alcohol use increase the risk of sickness absence? A discordant twin study

by Kristian Amundsen Østby, Nikolai Czajkowski, Gun Peggy Knudsen, Eivind Ystrøm, Line C. Gjerde, Kenneth S. Kendler, Ragnhild E Ørstavik, Ted Reichborn-Kjennerud
Published 2016-08-01

The Norwegian Twin Registry

by Thomas S. Nilsen, Ingunn Brandt, Nikolai Czajkowski, Gun Peggy Knudsen, Per Magnus, Ted Reichborn-Kjennerud, Kristian Tambs, Jennifer R. Harris, Ragnhild Ørstavik
Published 2016-07-01

Musculoskeletal pain and work absence – a 10 year follow-up study of Norwegian young adult twins

by Ragnhild E. Ørstavik, Gun Peggy Knudsen, Kristian Tambs, Line C. Gjerde, Fartein Ask Torvik, Christopher Nielsen, Espen Røysamb, Ted Reichborn-Kjennerud
Published 2016-07-01

Mood, anxiety, and alcohol use disorders and later cause-specific sick leave in young adult employees

by Fartein Ask Torvik, Ted Reichborn-Kjennerud, Line C. Gjerde, Gun Peggy Knudsen, Eivind Ystrom, Kristian Tambs, Espen Røysamb, Kristian Østby, Ragnhild Ørstavik
Published 2016-08-01

Total and cause-specific standardized mortality ratios in patients with schizophrenia and/or substance use disorder.

by Ina H Heiberg, Bjarne K Jacobsen, Ragnar Nesvåg, Jørgen G Bramness, Ted Reichborn-Kjennerud, Øyvind Næss, Eivind Ystrom, Christina M Hultman, Anne Høye
Published 2018-01-01

Maternal Iodine Intake and Offspring Attention-Deficit/Hyperactivity Disorder: Results from a Large Prospective Cohort Study

by Marianne Hope Abel, Eivind Ystrom, Ida Henriette Caspersen, Helle Margrete Meltzer, Heidi Aase, Liv Elin Torheim, Ragna Bugge Askeland, Ted Reichborn-Kjennerud, Anne Lise Brantsæter
Published 2017-11-01

Impact of Pre-Pregnancy BMI on B Vitamin and Inflammatory Status in Early Pregnancy: An Observational Cohort Study

by Anne-Lise Bjørke-Monsen, Arve Ulvik, Roy M. Nilsen, Øivind Midttun, Christine Roth, Per Magnus, Camilla Stoltenberg, Stein Emil Vollset, Ted Reichborn-Kjennerud, Per Magne Ueland
Published 2016-11-01

Pregnancy exposure to organophosphate esters and the risk of attention-deficit hyperactivity disorder in the Norwegian mother, father and child cohort study

by Giehae Choi, Alexander P. Keil, David B. Richardson, Julie L. Daniels, Kate Hoffman, Gro D. Villanger, Amrit K. Sakhi, Cathrine Thomsen, Ted Reichborn-Kjennerud, Heidi Aase, Stephanie M. Engel
Published 2021-09-01

Associations between urine phthalate metabolites and thyroid function in pregnant women and the influence of iodine status

by Gro D. Villanger, Samantha S.M. Drover, Rachel C. Nethery, Cathrine Thomsen, Amrit K. Sakhi, Kristin R. Øvergaard, Pal Zeiner, Jane A. Hoppin, Ted Reichborn-Kjennerud, Heidi Aase, Stephanie M. Engel
Published 2020-04-01

Metal and essential element concentrations during pregnancy and associations with autism spectrum disorder and attention-deficit/hyperactivity disorder in children

by Thea S. Skogheim, Kjell Vegard F. Weyde, Stephanie M. Engel, Heidi Aase, Pål Surén, Merete G. Øie, Guido Biele, Ted Reichborn-Kjennerud, Ida H. Caspersen, Mady Hornig, Line S. Haug, Gro D. Villanger
Published 2021-07-01

Epidemiological and Serological Investigation into the Role of Gestational Maternal Influenza Virus Infection and Autism Spectrum Disorders

by Milada Mahic, Xiaoyu Che, Ezra Susser, Bruce Levin, Ted Reichborn-Kjennerud, Per Magnus, Camilla Stoltenberg, Lokendrasingh Chauhan, Thomas Briese, Michaeline Bresnahan, Pål Suråén, Mady Hornig, Siri Mjaaland, W. Ian Lipkin, Michael J. Imperiale
Published 2017-06-01

Genome-wide analysis of attention deficit hyperactivity disorder in Norway.

by Tetyana Zayats, Lavinia Athanasiu, Ida Sonderby, Srdjan Djurovic, Lars T Westlye, Christian K Tamnes, Tormod Fladby, Heidi Aase, Pål Zeiner, Ted Reichborn-Kjennerud, Per M Knappskog, Gun Peggy Knudsen, Ole A Andreassen, Stefan Johansson, Jan Haavik
Published 2015-01-01

Acetaminophen use during pregnancy and offspring attention deficit hyperactivity disorder – a longitudinal sibling control study

by Kristin Gustavson, Eivind Ystrom, Helga Ask, Fartein Ask Torvik, Mady Hornig, Ezra Susser, W. Ian Lipkin, Angela Lupattelli, Camilla Stoltenberg, Per Magnus, Siri Mjaaland, Ragna Bugge Askeland, Kjersti Mæhlum Walle, Michaeline Bresnahan, Hedvig Nordeng, Ted Reichborn‐Kjennerud
Published 2021-07-01