1. Department of Hepatopancreatobiliary and Liver Transplantation Surgery; University Hospitals Birmingham; United Kingdom
2. APHP Hopital Paul Brousse-Univ Paris-Sud; Centre Hepato-Biliaire; Paris France
3. Essen University Hospital; Essen; Germany
4. Centreo Hepato-bilio-pancreatico E De Transplantacao Do Hospital De Curry Cabral; Portugal
5. Department of General Surgery and Surgical Oncology; Ospedale Mauriziano “Umberto I”; Torino Italy
6. CHU Bordeaux; Saint Andre hospital; department of hepatobiliary surgery; University Segalen Bordeaux 2; Bordeaux France
7. Erasmus Medical Centre; Rotterdam; the Netherlands
8. Catholic University- School of Medicine; Rome Italy
9. Institut Gustave Roussy; Cancer Centre; France
10. Centre Hospitalier de l'Université de Montréal (CHUM); Hôpital Saint-Luc.; Canada
11. UCL St Luc; Brussels Belgium
12. Hopital Josep Trueta; Spain
13. Department of General; Transplant and Liver Surgery; Medical University of Warsaw; Poland