1. Center for Applied Biomedical Research-CRBA, University of Bologna, IRCCS Azienda Ospedaliero-Universitaria di Bologna, 40138 Bologna, Italy
2. Department of Medical and Surgical Sciences, Bologna University, 40138 Bologna, Italy
3. Division of Internal Medicine, Hepatobiliary and Immunoallergic Diseases, IRCCS Azienda Ospedaliero-Universitaria di Bologna, 40138 Bologna, Italy
4. Fondazione IRCCS Cà Granda Ospedale Maggiore Policlinico di Milano, Division of Gastroenterology and Hepatology Milan, 20122 Milan, Italy
5. Department for Life Quality Studies, University of Bologna, 47921 Rimini, Italy