[1] Univ Calif Los Angeles, David Geffen Sch Med, Dept Surg, Dumont UCLA Transplant Ctr,Div Liver & Pancreas T, Los Angeles, CA 90095 USA
[2] Univ Alexandria, Dept Surg, Hepatopancreatobiliary & Liver Transplantat Surg, Fac Med, Alexandria, Egypt
[3] Houston Methodist Hosp, Weill Cornell Med Coll, Sherrie & Alan Conover Ctr Liver Dis & Transplant, JC Walter Jr Transplant Ctr, Houston, TX USA
[4] Univ Calif Los Angeles, David Geffen Sch Med, Dept Urol, Los Angeles, CA 90095 USA
[5] Univ Calif Los Angeles, David Geffen Sch Med, Div Nephrol, Los Angeles, CA 90095 USA
[6] Univ Florida, Div Transplantat & Hepatobiliary Surg, 1600 SW Archer Rd, Gainesville, FL 32610 USA