Affiliation: | 1. Department of Colorectal Surgery, Concord Repatriation General Hospital, Sydney, NSW, Australia;2. Discipline of Medicine, Sydney Medical School, The University of Sydney, Sydney, NSW, Australia;3. Department of Anatomical Pathology, Concord Repatriation General Hospital and Discipline of Pathology, Sydney Medical School, The University of Sydney, Sydney, NSW, Australia;4. Discipline of Surgery, Sydney Medical School, The University of Sydney, Sydney, NSW, Australia |