1. Centre for Neuroscience, Surgery and Trauma, Blizard Institute, Wingate Institute of Neurogastroenterology, Barts and the London School of Medicine and Dentistry, Queen Mary University of London, London, UK
2. University Hospital Southampton, Southampton, UK
3. Mech-Sense, Department of Gastroenterology, Aalborg University Hospital, Aalborg, Denmark
4. Institute of Applied Clinical Sciences, University of Keele, Keele, UK
5. Department of Gastroenterology, University Hospitals of North Midlands NHS Trust, Stoke on Trent, UK