1. Queensland Research Centre for Peripheral Vascular Disease, College of Medicine and Dentistry, James Cook University, Townsville, Queensland, Australia
2. Department of Vascular and Endovascular Surgery, Townsville Hospital, Townsville, Queensland, Australia
3. School of Medicine, University of Queensland, Brisbane, Queensland, Australia
4. Royal Brisbane and Women's Hospital, Herston, Queensland, Australia
5. Gosford Vascular Clinic, Gosford, New South Wales, Australia
6. Eastern Health Clinical School, Monash University and Department of Medicine, Box Hill Hospital, Melbourne, Victoria, Australia
7. Christchurch School of Medicine and Health Sciences, Otago University, Christchurch, New Zealand
8. School of Surgery, University of Western Australia, Fremantle Hospital, Fremantle, Western Australia, Australia