Affiliation: | 1. Leeds Gastroenterology Institute, St. James's University Hospital, Leeds, UK
Leeds Institute of Medical Research at St. James's, University of Leeds, Leeds, UK;2. Gastroenterology Unit, Department of Surgery, Oncology and Gastroenterology (DISCOG), University of Padova-Azienda Ospedaliera di Padova, Padova, Italy;3. Leeds Gastroenterology Institute, St. James's University Hospital, Leeds, UK |