1. Laboratory for Clinical Thrombosis and Haemostasis; Department of Biochemistry; Cardiovascular Research Institute Maastricht; Maastricht University; Maastricht The Netherlands
2. Thrombosis Expertise Centre; Maastricht University Medical Centre; Maastricht The Netherlands
3. Department of Anaesthesiology; Maastricht University Medical Centre; Maastricht The Netherlands
4. Department of Epidemiology; School for Public Health and Primary Care; Maastricht University Medical Centre; Maastricht The Netherlands
5. Central Diagnostic Laboratory; Maastricht University Medical Centre; Maastricht The Netherlands