The use of porcine factor VIII in the treatment of patients with inhibitor antibodies to factor VIII :C . A mutlicenter U.S. trial - Brettler, D B; Forsberg, A D; Levine, P H; Aledort, L M; Hilgartner, M W; Kasper, C K; Lusher, J M; McMillan, C; Roberts, H R (Arch Int Med, 1989)