1. Faculty of Medicine University of Queensland Brisbane Queensland Australia
2. Envoi Specialist Pathologists Brisbane Queensland Australia
3. Department of Surgical and Perioperative Services Royal Brisbane and Women's Hospital Brisbane Queensland Australia
4. Mater Research Institute The University of Queensland Brisbane Queensland Australia
5. Faculty of Medicine and Health University of Sydney and Surgical Outcomes Research Centre (SOuRCe) Sydney New South Wales Australia
6. Department of Surgery St Vincent's Private Hospital Northside Brisbane Queensland Australia
7. Department of Surgery Redcliffe Hospital Redcliffe Queensland Australia