1. Department of Vascular Surgery, Westmead Hospital, Westmead, New South Wales, Australia
2. Department of Surgery, Westmead Hospital, Westmead, New South Wales, Australia
3. Department of Vascular Surgery, Gloucestershire Hospitals NHS Foundation Trust, Gloucestershire, UK
4. Department of Surgery, Prince of Wales Hospital, Sydney, New South Wales, Australia
5. Faculty of Medicine, University of New South Wales, Sydney, New South Wales, Australia
6. The Vascular Institute, Prince of Wales Hospital, Sydney, New South Wales, Australia
7. Department of Anaesthesia, Prince of Wales Hospital, Sydney, New South Wales, Australia
8. Department of Interventional Radiology, Auckland Hospital, Auckland, New Zealand