1. Department of Vascular Surgery; Maastricht University Medical Centre+; Maastricht the Netherlands
2. Cardiovascular Research Institute Maastricht; Maastricht the Netherlands
3. Department of Epidemiology; Maastricht University Medical Centre+; Maastricht the Netherlands
4. Department of Radiology; Maastricht University Medical Centre+; Maastricht the Netherlands
5. Department of Vascular Surgery; University Hospital Aachen; Aachen Germany