1. SingVaSC, Singapore Vascular Surgical Collaborative, Singapore
2. Department of Vascular Surgery, Maastricht University Medical Center, Maastricht, the Netherlands
3. European Vascular Center Aachen-Maastricht, Aachen, Germany
4. Department of Vascular Surgery, Westmead Hospital, Westmead, NSW, Australia
5. Department of Diagnostic Imaging, National University Hospital, Singapore
6. Systematic Review Unit, Yong Loo Lin School of Medicine, National University of Singapore
7. Division of Vascular Surgery, National University Heart Centre, Singapore
8. Department of Surgery, Yong Loo Lin School of Medicine, National University of Singapore