1. Discipline of Surgery, University of Adelaide, Adelaide, South Australia, Australia
2. Discipline of Surgery, College of Medicine and Public Health, Flinders University, Adelaide, South Australia, Australia
3. Discipline of Surgery, University of Queensland, Upper Gastrointestinal and Soft Tissue Unit, Princess Alexandra Hospital, Brisbane, Queensland, Australia
4. Faculty of Health Sciences and Medicine, Bond University, Brisbane, Queensland, Australia
5. Austin Health, Melbourne
6. Royal Perth Hospital, Perth
7. Fremantle Hospital and Health Services, Perth
8. Flinders Medical Centre, Adelaide
9. University of Queensland, Princess Alexandra Hospital, Brisbane
10. Princess Alexandra Hospital, Metro South Health, Brisbane
11. College of Medicine and Public Health, Flinders University, Adelaide
12. Royal Adelaide Hospital, Adelaide
13. Box Hill Hospital, Eastern Health, Melbourne
14. John Hunter Hospital, Hunter New England Health, Newcastle
15. University of Adelaide, Adelaide
16. Mater Private Hospital, Brisbane
17. Peter MacCallum Cancer Centre, Melbourne
18. St Andrew's Hospital, Adelaide