Institution: | 1. Dept. of Gastroenterology, Queen Elizabeth University Hospital, Glasgow, United Kingdom;2. Robertson Centre for Biostatistics, University of Glasgow, Glasgow, United Kingdom;3. Grimsdyke House London, London, United Kingdom;4. Dept. of Gastroenterology, Gartnavel General Hospital, Glasgow, United Kingdom;5. Institute of Biodiversity, Animal Health and Comparative Medicine, University of Glasgow, Glasgow, United Kingdom;University of Pisa, ITALY |