1. Department of Head and Neck Surgery Chris O'Brien Lifehouse Sydney New South Wales Australia
2. Sydney Medical School, The Faculty of Medicine and Health The University of Sydney Sydney New South Wales Australia
3. Department of Tissue Pathology and Diagnostic Oncology Royal Prince Alfred Hospital Sydney New South Wales Australia
4. The Royal Prince Alfred Institute of Academic Surgery Sydney Local Health District Sydney New South Wales Australia
5. Department of Head and Neck Surgery Wollongong Hospital New South Wales Australia
6. Department of Radiation Oncology Chris O'Brien Lifehouse Sydney New South Wales Australia
7. Department of Medical Oncology Chris O'Brien Lifehouse Sydney New South Wales Australia
8. Faculty of Medicine and Health Sciences Macquarie University Sydney New South Wales Australia