1 Division of Hepato-Pancreato-Biliary and Transplant SurgeryDepartment of SurgeryErasmus MC Transplant InstituteUniversity Medical Center RotterdamRotterdamthe Netherlands.
2 Department of Surgery and TransplantationUniversity Hospital ZurichSwiss HPB and Transplant CenterZurichSwitzerland.
3 Hepatobiliary UnitCareggi University HospitalUniversity of FlorenceFlorenceItaly.