Olaf H. Klungel

Estimating measures of interaction on an additive scale for preventive exposures

Mirjam J. Knol, Tyler J. VanderWeele, Rolf H. H. Groenwold et al. · European Journal of Epidemiology · 2011 · 771 citations · Full text

Public Health, Chronic Disease Prevention, Preventive Medicine +17

The reporting of studies conducted using observational routinely collected health data statement for pharmacoepidemiology (RECORD-PE)

Sinéad Langan, Sigrún Alba Jóhannesdóttir Schmidt, Kevin Wing et al. · BMJ · 2018 · 620 citations · Full text

Medicine, Pharmacology, Electronic Health Records +13

Instrumental Variables

Edwin P. Martens, Wiebe R. Pestman, Anthonius de Boer et al. · Epidemiology · 2006 · 457 citations

Public Health, Biostatistics, Causal Inference +15

Rate and determinants of 10-year persistence with antihypertensive drugs

Boris LG Van Wijk, Olaf H. Klungel, Eibert R. Heerdink et al. · Journal of Hypertension · 2005 · 210 citations · Full text

Pharmacy, Community Pharmacy, Pharmacotherapy +17

Comparative Performance of ATRIA, CHADS2, and CHA2DS2-VASc Risk Scores Predicting Stroke in Patients With Atrial Fibrillation

Hendrika A. van den Ham, Olaf H. Klungel, Daniel E. Singer et al. · Journal of the American College of Cardiology · 2015 · 209 citations

Medicine, Cardiology, Clinical Sciences +14