1. Division of Gastroenterology and Hepatology, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Università degli Studi di Milano, Milan, Italy.
2. Department of Pathology, IRCCS Ca' Granda Ospedale Maggiore Policlinico, Università degli Studi di Milano, Milan, Italy.
3. Division of Hepatology and Gastroenterology, AAST Grande Ospedale Metropolitano Niguarda, Milan, Italy.
4. Division of Medicine and Hepatology, Humanitas Research Hospital, Rozzano, Italy.
5. Traslational Research Center in Hepatology, Humanitas Research Hospital, Rozzano, Italy.