1. Pharmerit International, Rotterdam, The Netherlands;
2. Bayer B.V., Mijdrecht, The Netherlands;
3. Bayer Pharma AG, Berlin, Germany;
4. Unit of PharmacoEpidemiology & PharmacoEconomics (PE2), Department of Pharmacy, University of Groningen, Groningen, The Netherlands;
5. Department of Epidemiology, University Medical Center Groningen (UMCG), University of Groningen, Groningen, The Netherlands;
6. Institute of Science in Healthy Aging & healthcaRE (SHARE), UMCG, University of Groningen, Groningen, The Netherlands