Decision making in liver transplant selection committees: a multicenter study. - Volk ML; Biggins SW; Huang MA; Argo CK; Fontana RJ; Anspach RR; Volk, Michael L; Biggins, Scott W; Huang, Mary Ann; Argo, Curtis K; Fontana, Robert J; Anspach, Renee R (Annals of Internal Medicine, 2011)