1. Department of Endocrinology & Metabolism, Concord Repatriation General Hospital, Rhodes, NSW 2139, Australia
2. Sydney Medical School, University of Sydney, Sydney, NSW 2006, Australia
3. University of New South Wales Medical Program, University of New South Wales, Sydney, NSW 2052, Australia
4. Department of Vascular Medicine, St. Vincent’s Hospital, Darlinghurst, Sydney, NSW 2010, Australia
5. School of Nursing and Midwifery, University of Western Sydney, Campbelltown, NSW 2560, Australia
6. School of Medicine, University of Adelaide, Adelaide, SA 5005, Australia