[1] Azienda Osped Univ Bologna, Via Albertoni 15, Bologna, Italy
[2] Univ Bologna, Dept Med & Surg Sci, Gastroenterol Unit, Bologna, Italy
[3] Borgo Trento Hosp Verona, Gastroenterol Unit, Verona, Italy
[4] Univ Bologna, Dept Expt Diagnost & Specialty Med, Bologna, Italy
[5] Univ Palermo, Dept Promoz Salute Med Interna & Specialist Eccel, Sect Gastroenterol & Hepatol, Palermo, Italy
[6] Univ Padua, Dept Surg Oncol & Gastroenterol, Padua, Italy
[7] Univ Genoa, Dept Internal Med, Gastroenterol Unit, IRCCS Policlin San Martino, Genoa, Italy
[8] Univ Bologna, Dept Med & Surg Sci, Div Internal Med, Bologna, Italy
[9] Univ Cattolica Sacro Cuore, Div Internal Med & Gastroenterol, Complesso Integrato Columbus, Rome, Italy
[10] Osped Belcolle, Gastroenterol Unit, Viterbo, Italy
[11] Bolognini Hosp, Div Med, Seriate, Italy
[12] Azienda Osped Univ Parma, Unit Infect Dis & Hepatol, Parma, Italy
[13] Univ Firenze, Dept Expt & Clin Med, Internal Med & Hepatol, Florence, Italy
[14] Univ Naples Federico II, Dept Clin Med & Surg, Unit Gastroenterol & Hepatol, Naples, Italy
[15] Osped Infermi Faenza, Dept Internal Med, Faenza, Italy
[16] Univ Cattolica Sacro Cuore, Div Internal Med & Gastroenterol, Policlin Gemelli, Rome, Italy
[17] Polytech Univ Marche, Liver Injury & Transplant Unit, Ancona, Italy
[18] IRCCS Osped Sacro Cuore Don Calabria, Gastroenterol Unit, Negrar, Italy
[19] Foggia Univ Hosp, Gastroenterol & Digest Endoscopy Unit, Foggia, Italy
[20] Univ Messina, Div Clin & Mol Hepatol, Messina, Italy
[21] Bolzano Reg Hosp, Div Gastroenterol, Bolzano, Italy
[22] Univ Sassari, Azienda Osped Univ Sassari, Dept Med Surg & Expt Sci UOC Clin Med, Sassari, Italy
[23] Univ Pisa, Dept Clin & Expt Med, Hepatol & Liver Physiopathol Lab & Internal Med, Pisa, Italy
[24] Univ Naples Federico II, Dept Clin Med & Surg, Hepatogastroenterol Unit, Naples, Italy
[25] Univ Bologna, Dept Med & Surg Sci, Div Semeiot, Bologna, Italy