Medical databases in studies of drug teratogenicity: methodological issues

by Vera Ehrenstein, Henrik T Sørensen, Leiv S Bakketeig, et al
Published 2010-03-01

Positive predictive values of the International Classification of Disease, 10th edition diagnoses codes for diverticular disease in the Danish National Registry of Patients

by Rune Erichsen, Lisa Strate, Henrik Toft Sørensen, et al
Published 2010-10-01

Detection of colorectal cancer in symptomatic outpatients without visible rectal bleeding: Validity of the fecal occult blood test

by Niels Christian Bjerregaard, Anders Tøttrup, Henrik Toft Sørensen, et al
Published 2009-09-01

Antipsychotics and risk of venous thromboembolism: A population-based case-control study

by Anna K Jönsson, Erzsebet Horváth-Puhó, Staffan Hägg, Lars Pedersen, Henrik Toft Sørensen
Published 2009-03-01