Jens Lauritsen

Nonsteroidal anti-inflammatory drugs and upper gastrointestinal bleeding, identifying high-risk groups by excess risk estimates.

J. Hallas, J. Lauritsen, L. Gram, 1995, Scandinavian journal of gastroenterology.

Helicobacter pylori and risk of ulcer bleeding among users of nonsteroidal anti-inflammatory drugs: a case-control study.

J. Hallas, K. Krogfelt, K. Lauritsen, 1999, Gastroenterology.