Affiliation: | 1. Gastroenterology and Hepatology Unit, Canberra Hospital, , Canberra, ACT, Australia;2. Australian National University Medical School, , Canberra, ACT, Australia;3. Departmemt of Anatomical Pathology, ACT Pathology, Canberra Hospital, , Canberra, ACT, Australia;4. Departmemt of Clinical Haematology, Canberra Hospital, , Canberra, ACT, Australia |