[1] Cleveland Clin Fdn, Dept Liver Transplantat, Cleveland, OH 44195 USA
[2] Oslo Univ Hosp, Dept Transplantat, Oslo, Norway
[3] Stanford Univ, Dept Abdominal Transplantat, Palo Alto, CA USA
[4] Univ Toronto, Toronto Gen Hosp, Dept Abdominal Transplant & HPB Surg Oncol, Toronto, ON, Canada
[5] Univ Rochester, Dept Liver Transplantat, Med Ctr, Rochester, NY USA