1. Gastro-Intestinal Viral Oncology Group, Ingham Institute for Applied Medical Research, Liverpool, Sydney, New South Wales, Australia
2. South Western Sydney Clinical School, University of New South Wales, Liverpool, Sydney, New South Wales, Australia
3. Department of Gastroenterology and Hepatology, Bankstown-Lidcombe Hospital, South Western Sydney Local Health Network, Bankstown, Sydney, New South Wales, Australia
4. Department of Intensive Care, Bankstown-Lidcombe Hospital, South Western Sydney Local Health Network, Bankstown, Sydney, New South Wales, Australia
5. Graduate School of Medicine, The University of Wollongong, Wollongong, New South Wales, Australia
6. Veterans Affairs Medical Center, Division of Gastroenterology and Hepatology, University of Kansas School of Medicine, Kansas City, Missouri
7. Discipline of Surgery, Western Sydney University School of Medicine, Penrith, New South Wales, Australia
8. Department of Upper Gastrointestinal Surgery, Bankstown-Lidcombe Hospital, Bankstown, Sydney, New South Wales, Australia
9. SydPath, St Vincent’s Hospital Sydney, Darlinghurst, New South Wales, Australia
10. Department of Anatomical Pathology, Sydney South West Pathology Service, Liverpool Hospital, Liverpool, Sydney, New South Wales, Australia
11. Department of Nuclear Medicine, Bankstown-Lidcombe Hospital, South Western Sydney Local Health Network, Bankstown, Sydney, New South Wales, Australia
12. Ingham Institute for Applied Medical Research, Liverpool, Sydney, New South Wales, Australia