Affiliation: | 1. GI Physiology Unit, The Wingate Institute of Neurogastroenterology, Barts and the London School of Medicine and Dentistry, , London, UK;2. National Centre for Bowel Research and Surgical Innovation (NCRBSI), Barts and the London School of Medicine and Dentistry, , London, UK;3. GI Physiology Unit, Castle Hill Hospital, East Yorkshire Hospitals NHS Trust, , Cottingham, UK |