1. Faculty of Medicine and Health Sciences University of Auckland Auckland New Zealand
2. Department of Surgery University of Auckland Auckland New Zealand
3. Department of Vascular Surgery Waikato Hospital Hamilton New Zealand
4. Department of Vascular Surgery Wellington Hospital Wellington New Zealand
5. Department of Vascular Surgery The Royal Melbourne Hospital Melbourne Victoria Australia
6. Institute of Academic Surgery, Vascular Department Concord Repatriation General Hospital Concord, Sydney New South Wales Australia
7. Faculty of Medicine and Health The University of Sydney Camperdown New South Wales Australia