Affiliation: | Department of Surgery, The Centre for Digestive Diseases, The General Infirmary at Leeds, Leeds, UK;Department of Radiology, The Centre for Digestive Diseases, The General Infirmary at Leeds, Leeds, UK;Department of Histopathology, The Centre for Digestive Diseases, The General Infirmary at Leeds, Leeds, UK;The Yorkshire Centre for Clinical Oncology, Leeds, UK |