1. Copenhagen Phase IV Unit (Phase4Cph), Center for Clinical Research and Prevention & Department of Clinical Pharmacology Bispebjerg and Frederiksberg Hospital Frederiksberg Denmark
2. Section for Data, Biostatistics and Pharmacoepidemiology, Center for Clinical Research and Prevention Bispebjerg and Frederiksberg Hospital Frederiksberg Denmark
3. Section for Epidemiology, Institute for Public Health University of Copenhagen Copenhagen Denmark
4. Janssen Cilag A/S Birkerød Denmark
5. Section of Biostatistics, Department of Public Health University of Copenhagen Copenhagen Denmark