1. Melanoma Institute Australia, The University of Sydney, North Sydney, New South Wales, Australia
2. Faculty of Medicine and Health, The University of Sydney, Sydney, New South Wales, Australia
3. Department of Tissue Oncology and Diagnostic Pathology, Royal Prince Alfred Hospital, Camperdown, New South Wales, Australia
4. Department of Surgical Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX
5. Department of Melanoma and Surgical Oncology, Royal Prince Alfred Hospital, Camperdown, and New South Wales Health Pathology, Sydney, New South Wales, Australia
6. Department of Breast and Melanoma Surgery, Royal North Shore and Mater Hospitals, Sydney, New South Wales, Australia
7. John Curtin School of Medical Research, Australian National University, Canberra, Australian Capital Territory, Australia
8. Department of Plastic Surgery, Westmead Hospital, Westmead, New South Wales, Australia