University of Padua, Istituto Superiore di Sanità, University of Padua, Università Cattolica di Roma - Department of Internal Medicine, Ospedali Riuniti di Ancona, University of Bologna, University of Padua, University of Padua, Città Della Salute e della Scienza, Città Della Salute e della Scienza, Azienda Ospedaliera-Universitaria Pisana, Azienda Ospedaliera-Universitaria Pisana, University of Bologna, Regione Emilia-Romagna - IRCCS Azienda Ospedaliero-Universitaria di Bologna, University of Milano-Bicocca, Grande Ospedale Metropolitano Niguarda - Hepatology and Gastroenterology Unit, IRCCS-ISMETT, IRCCS-ISMETT, Papa Giovanni XXIII Hospital, Papa Giovanni XXIII Hospital, Azienda Ospedaliero Universitaria di Modena, Azienda Ospedaliero Universitaria di Modena, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, A.O.R.N.A. Cardarelli, A.O.R.N.A. Cardarelli, Universita Cattolica del Sacro Cuore, Milano, Azienda Ospedaliera Universitaria Integrata di Verona, Azienda Ospedaliera Universitaria Integrata di Verona, San Camillo Hospital - Department of Transplantation and General Surgery, San Camillo Forlanini Hospital, Fondazione Policlinico Universitario Agostino Gemelli IRCCS (Università Cattolica del Sacro Cuore), Sapienza University of Rome - General Surgery and Organ Transplantation Unit, Catholic University of the Sacred Heart, Rome, Sapienza University of Rome - AOU Policlinico Umberto I of Rome, University of Milan - Department of Oncology and Hemato‐Oncology (DIPO), Fondazione IRCCS Istituto Nazionale dei Tumori, University of Rome Tor Vergata, University of Rome Tor Vergata, Azienda Ospedaliera Brotzu, Azienda Ospedaliera Brotzu, University of Udine, University of Udine, Università degli Studi di Bari “Aldo Moro” (UNIBA), Università degli Studi di Bari “Aldo Moro” (UNIBA), IRCCS Ospedale San Martino IST, University of Genoa, Bambino Gesù Children's Hospital, University of Padua, University of Padua, Università degli Studi di Bari “Aldo Moro” (UNIBA), Istituto Superiore di Sanità, Istituto Superiore di Sanità and University of Padua - Department of Surgery, Oncology and Gastroenterology (DISCOG)

Grande Ospedale Metropolitano Niguarda - Hepatology and Gastroenterology Unit, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Government of the United Kingdom - Queen Elizabeth Hospital Birmingham, affiliation not provided to SSRN, Center for Biomedical Research in the Liver and Digestive Diseases Network (CIBERehd), affiliation not provided to SSRN, University of Liege, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Pisa - Department of Translational Research on New Technologies in Medicine and Surgery, University of Paris-Saclay, Regione Emilia-Romagna - IRCCS Azienda Ospedaliero-Universitaria di Bologna, affiliation not provided to SSRN, affiliation not provided to SSRN, Instituto de Investigación Sanitaria Hospital "12 de Octubre" - Department of Hepatology/HPB-surgery/Transplantation, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Turin, affiliation not provided to SSRN, affiliation not provided to SSRN, Papa Giovanni XXIII Hospital, Government of the United Kingdom - Queen Elizabeth Hospital Birmingham, University of Paris - Hospital Paul Brousse, affiliation not provided to SSRN, affiliation not provided to SSRN, Université de Tours - CHU de Tours, affiliation not provided to SSRN, affiliation not provided to SSRN, Grande Ospedale Metropolitano Niguarda - Division of Infectious Diseases, Grande Ospedale Metropolitano Niguarda - Division of Infectious Diseases, Università degli Studi di Milano-Bicocca - School of Medicine and Surgery, University of Milano-Bicocca, Hospital Clinic of Barcelona - General & Digestive Surgery Service and affiliation not provided to SSRN