1. Department of Surgery, Division of Vascular Surgery, Westfriesgasthuis, Maelsonstraat 3, 1624 NP Hoorn, Netherlands
2. Department of Surgery, Division of Vascular Surgery, University Medical Centre Utrecht, University of Utrecht, Postbus 85500, 3508 GA Utrecht, Netherlands
3. Department of Radiology, Salisbury District Hospital, Odstock Road, Salisbury, Wiltshire SP2 8BJ, UK
4. Department of Radiology, Peninsula Radiology Academy, Plymouth PL6 5WR, UK
5. Department of Surgery, Rijnstate Hospital, Arnhem, Postbus 9555, 6800 TA Arnhem, Netherlands
6. Department of Radiology, Division of Interventional Radiology, Academic Medical Centre, University of Amsterdam, Postbus 22660, 1100 DD Amsterdam, Netherlands
7. Department of Radiology, Division of Interventional Radiology, St. Antonius Hospital, Postbus 2500, 3430 EM Nieuwegein, Netherlands