1 Infectious Diseases Unit, Department of Internal Medicine, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.
2 Department of Medical Biotechnology and Translational Medicine, University of Milan, Milan, Italy.
3 General and Liver Transplant Surgery Unit, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.
4 Department of Pathophysiology and Transplantation, University of Milan, Milan, Italy.
5 Division of Gastroenterology and Hepatology - CRC "A. M. and A. Migliavacca", Center for the Study of Liver Disease, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.
6 Department of Anesthesia, Critical Care and Emergency, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.