Affiliation: | 1. Department of Liver and Gastrointestinal Diseases, Biodonostia Research Institute, Donostia University Hospital, University of the Basque Country (UPV/EHU), Ikerbasque, CIBERehd, San Sebastian, Spain;2. Department of Gastroenterology, Università Politecnica delle Marche, Ancona, Italy;3. Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, MN, United States;4. Department of Gastroenterology and Hepatology, Academic Medical Center, Amsterdam, The Netherlands |