1. Centre for Pharmacoepidemiology, Department of Medicine; Karolinska Institutet; Stockholm Sweden
2. Division of Clinical Pharmacology, Karolinska University Hospital; Karolinska Institutet; Stockholm Sweden
3. Faculty of Medicine Centre of Public Health Sciences; University of Iceland; Reykjavík Iceland
4. Institute for Translational Epidemiology; Mount Sinai School of Medicine; New York NY USA
5. Department of Pharmacoepidemiology, Division of Epidemiology; Norwegian Institute of Public Health; Oslo Norway
6. Department of Pharmacy; University of Tromsø; Tromsø Norway
7. Department of Pharmacology, Drug Development and Therapeutics; University of Turku; Turku Finland
8. Department of Clinical Pharmacology; University of Southern Denmark; Odense Denmark
9. Department of Clinical Epidemiology, Institute of Clinical Medicine; Aarhus University Hospital; Aarhus Denmark
10. Faculty of Pharmaceutical Sciences; University of Iceland; Reykjavik Iceland
11. Nordic School of Public Health NHV; Gothenburg Sweden
12. Unit of Primary Health Care; Hospital District of Helsinki and Uusimaa; Helsinki Finland
13. The NEPI-foundation-The Swedish Network for Pharmaco-epidemiology; Linköping Sweden
14. Research Department; Social Insurance Institution; Helsinki Finland
15. Centre for Applied Biostatistics; University of Gothenburg; Gothenburg Sweden
16. Center for Healthy Aging, Faculty of Health and Medical Sciences; University of Copenhagen; Copenhagen Denmark