A de Boer

Validation of pharmacy records in drug exposure assessment.

H. S. Lau, A. Porsius, A. de Boer, 1997, Journal of clinical epidemiology.

Do the research goal and databases match? A checklist for a systematic approach.

J. Avorn, A. Porsius, A. de Boer, 2001, Health policy.

Methods to assess intended effects of drug treatment in observational studies are reviewed.

Sean D Sullivan, Bruce M Psaty, Hubert G M Leufkens, 2004, Journal of clinical epidemiology.

Antihypertensive drug therapies and the risk of ischemic stroke.

B M Psaty, N L Smith, B. Psaty, 2001, Archives of internal medicine.

Benzodiazepines and the risk of falling leading to femur fractures. Dosage more important than elimination half-life.

F Sturmans, B. Stricker, F. Sturmans, 1995, Archives of internal medicine.