1. Transplantation Center, Digestive Disease and Surgery Institute, Cleveland Clinic, Cleveland, Ohio
2. University of Milan, Università degli Studi di Milano, Milan, Italy
3. Department of Gastroenterology and Hepatology, Digestive Disease Institute, Cleveland Clinic Abu Dhabi, Abu Dhabi, United Arab Emirates
4. Department of Immunology, Lerner Research Institute, Cleveland Clinic, Cleveland, Ohio, USA
5. Fondazione IRCCS Ca’ Granda, Ospedale Maggiore Policlinico, Centre of Preclinical Research, Milan, Italy
6. Department of Surgery and Transplantation, Swiss HPB Centre, University Hospital Zurich, Switzerland