Vera E. Valkhoff

Non-steroidal anti-inflammatory drugs and risk of heart failure in four European countries: nested case-control study

Andrea Arfè, Lorenza Scotti, Cristina Varas‐Lorenzo et al. · BMJ · 2016 · 279 citations · Full text

Proton Pump Inhibitors Reduce the Risk of Neoplastic Progression in Patients With Barrett's Esophagus

Florine Kastelein, Manon C.W. Spaander, Ewout W. Steyerberg et al. · Clinical Gastroenterology and Hepatology · 2012 · 202 citations

Esophagus, Esophageal Cancer, Medicine +5

Risk of Upper Gastrointestinal Bleeding From Different Drug Combinations

Gwen Masclee, Vera E. Valkhoff, Preciosa M. Coloma et al. · Gastroenterology · 2014 · 162 citations · Full text

Identification of acute myocardial infarction from electronic healthcare records using different disease coding systems: a validation study in three European countries

Preciosa M. Coloma, Vera E. Valkhoff, Giampiero Mazzaglia et al. · BMJ Open · 2013 · 131 citations · Full text

High-risk use of over-the-counter non-steroidal anti-inflammatory drugs: a population-based cross-sectional study

Aafke R Koffeman, Vera E. Valkhoff, Geert W. ‘t Jong et al. · British Journal of General Practice · 2014 · 100 citations · Full text