1. Utrecht Institute for Pharmaceutical Sciences, Utrecht University; Division of Pharmacoepidemiology and Clinical Pharmacology; Utrecht Netherlands
2. University of Hamburg; Department of Political Sciences; Max-Brauer-Allee 60 Hamburg Germany 22765
3. University of British Columbia; Department of Anesthesiology, Pharmacology & Therapeutics, Faculty of Medicine; 2176 Health Sciences Mall Vancouver BC Canada V6T 1Z3
4. Riga Stradins University; Faculty of Pharmacy; Riga Latvia
5. The University of Sydney; Charles Perkins Centre and Faculty of Pharmacy; Room 6W75, 6th Floor The Hub, Charles Perkins Centre D17 Sydney NSW Australia 2006
6. University of British Columbia; School of Population and Public Health; Vancouver BC Canada V6T 1Z3