1. Multivisceral Transplant Unit Department of Surgery, Oncology and Gastroenterology Padua University Hospital Padua Italy
2. ELTR Assistance Publique‐Hôpitaux de Paris Hôpital Paul Brousse Centre Hepato‐Biliaire Universite´Paris‐Sud Villejuif France
3. Gastroenterology and Hepatology, Liver Unit ASST Grande Ospedale Metropolitano Niguarda Milan Italy
4. King's College Hospital London UK
5. The Queen Elizabeth Hospital Birmingham UK
6. Medizinische Hochschule Hannover Hannover Germany
7. Paul Brousse Hospital Villejuif France
8. Charité – Campus – Virchow Klinikum Berlin Germany
9. Addenbrooke's Hospital Cambridge UK
10. Centro de Trapianti di Fegato Torino Italy
11. St. Jame's & Seacroft University Hospital Leeds UK
12. Universitè Catholique Louvain Brussels Belgium
13. C.U.K. GHs Essen Essen Germany
14. Hospital Clinic I Provincial de Barcelona Barcelona Spain
15. Hospital Universitario LA FE Valencia Spain
16. Department of Gastroenterology Policlinico of Modena University Hospital of Modena Modena Italy