1. Department of Cardiology; University of Groningen, University Medical Center Groningen; Groningen The Netherlands
2. Department of Cardiology; Maastricht University Medical Center; Maastricht The Netherlands
3. Department of Cardiology; Academic Medical Center; Amsterdam The Netherlands
4. Trial Coordination Center, Department of Epidemiology; University Medical Center Groningen; Groningen The Netherlands
5. Department of Cardiology; Amphia Hospital; Breda The Netherlands
6. Interuniversity Cardiology Institute Netherlands; Utrecht The Netherlands