1. Department of Medicine; New South Wales University Medical School and Australian School of Advanced Medicine; Macquarie University; Sydney Australia
2. Department of Plastic Surgery; Oxford University Hospitals Trust; Oxford United Kingdom
3. Sydney Head and Neck Cancer Institute; Royal Prince Alfred Hospital; Camperdown New South Wales; Sydney Australia
4. Department of Head and Neck Surgery; Liverpool Hospital, Sydney; New South Wales Sydney Australia
5. Australian School of Advanced Medicine; Macquarie University, Sydney; New South Wales Sydney Australia