Affiliation: | (1) Section of Gastroenterology, Department of Medicine (MBC: 46), King Faisal Specialist Hospital and Research Centre, PO Box: 3354, Riyadh, 11211, Saudi Arabia;(2) Department of Liver Transplantation, Hepatobiliary and Pancreatic Surgery, King Faisal Specialist Hospital and Research Centre, Riyadh, Saudi Arabia;(3) Department of Tropical Medicine and Gastroenterology, Assiut University Hospital and Faculty of Medicine, Assiut, Egypt; |