Jørn Olsen

Birthweight and semen characteristics.

J. Olsen, J. Bonde, N. Hjollund, 2000, International journal of andrology.

Change in incidence of Crohn's disease and ulcerative colitis in Denmark. A study based on the National Registry of Patients, 1981-1992.

H T Sørensen, H. Sørensen, J. Olsen, 1997, International journal of epidemiology.

Risk of malformations and other outcomes in children exposed to fluconazole in utero.

H. Sørensen, J. Olsen, H. Schønheyder, 1999, British journal of clinical pharmacology.

Antiepileptic drug use, folic acid supplementation, and congenital abnormalities: a population‐based case–control study

E. Horváth-Puhó, J. Olsen, M. Vestergaard, 2007 .

The risk and prognosis of cancer after hospitalisation for herpes zoster: a population-based follow-up study

J. Olsen, H. Sørensen, H. Schønheyder, 2004, British Journal of Cancer.

Psychomotor development in children exposed in utero to benzodiazepines, antidepressants, neuroleptics, and anti-epileptics

J. Olsen, C. Obel, H. Sørensen, 2002, European Journal of Epidemiology.

Glycosylated hemoglobin as predictor of adverse fetal outcome in type 1 diabetic pregnancies

J. Olsen, S. Sabroe, G. L. Nielsen, 1997, Acta Diabetologica.