[1] Univ Pisa, Med Sch Hosp, Div Hepat Surg & Liver Transplantat, Via Paradisa 2, I-56124 Pisa, Italy
[2] Sapienza Univ Rome, Hepatobiliary & Organ Transplantat Unit, Rome, Italy
[3] Univ Milan, Med Sch Hosp, Fdn IRCCS Ca Granda, Gen & Liver Transplantat Unit, Milan, Italy
[4] Osped Niguarda Ca Granda, Dept Gen Surg & Abdominal Transplantat, Milan, Italy
[5] Univ Turin, Med Sch Hosp, Gen Surg & Liver Transplantat, Turin, Italy
[6] Univ Turin, Med Sch Hosp, Dept Anesthesiol, Turin, Italy
[7] Univ Modena, Med Sch Hosp, Dept Anesthesiol, Modena, Italy
[8] Univ Padua, Med Sch Hosp, Hepatobiliary Surg & Liver Transplantat Unit, Padua, Italy
[9] Univ Florence, Med Sch Hosp, Intens Care Unit, Florence, Italy
[10] Univ Florence, Med Sch Hosp, Reg ECMO Referral Ctr, Florence, Italy
[11] Univ Modena, Med Sch Hosp, Transplantat Unit, Hepatopancreatobiliary Surg & Liver, Modena, Italy
[12] Ist Mediterraneo Trapianti & Terapie Alta Special, Dept Treatment & Study Abdominal Dis & Abdominal, Palermo, Italy
[13] Univ Pittsburgh, Med Ctr, Palermo, Italy
[14] Univ Bologna, Med Sch Hosp, Dept Organ Insufficiency & Transplantat, Gen Surg & Transplantat, Bologna, Italy
[15] Univ Tor Vergata, Dept Surg, HPB & Transplant Unit, Rome, Italy
[16] Univ Milan, Med Sch Hosp, Fdn IRCCS Ca Granda, Dept Anesthesia & Crit Care, Milan, Italy
[17] Univ Padua, Med Sch Hosp, Dept Surg Oncol & Gastroenterol, Padua, Italy
[18] Univ Palermo, Med Sch Hosp, Div Gastroenterol & Hepatol, Palermo, Italy
[19] Univ Hosp Zurich, Dept Surg & Transplantat, Zurich, Switzerland
[20] Kings Coll Hosp London, Inst Liver Studies, London, England
[21] Univ Hosp Birmingham NHS Fdn Trust, Queen Elizabeth Hosp, Liver Unit, Birmingham, W Midlands, England
[22] Cleveland Clin, Transplant Ctr, Cleveland, OH 44106 USA
[23] Toronto Gen Hosp, Dept Surg, Multiorgan Transplant Program, Toronto, ON, Canada