Safety and initial clinical efficacy of three dose levels of recombinant activated factor VII (rFVIIa): Results of a phase I study - Macik, B G; Lindley, C M; Lusher, J; Sawyer, W T; Bloom, A L; Harrison, J F; Baird-Cox, K; Birch, K; Glazer, S; Roberts, H R (Blood Coagul Fibrinolysis, 1993)