1. Department of Medicine; Unit of Hepatic Emergencies and Liver Transplantation, University of Padova; Padova; Italy
2. Division of Gastroenterology, Hepatology and Nutrition; Virginia Commonwealth University School of Medicine; Richmond; VA; USA
3. Department of Gastroenterology, Faculty of Health Sciences; Copenhagen University Hospital Hvidovre; Copenhagen; Denmark
4. Division of Gastroenterology and Hepatology; San Giovanni Battista Hospital - University of Turin; Turin; Italy
5. Liver Unit; Hospital Italiano de Buenos Aires-Argentina; Buenos Aires; Argentina
6. Division of Gastroenterology and Hepatology; Mayo Clinic College of Medicine; Rochester; MN; USA
7. Department of Hepatology; Institute of Liver and Biliary Sciences (ILBS); New Delhi; India
8. Department of Clinical Medicine; Alma Mater Studiorum University of Bologna; Bologna; Italy