Comparison of morbidity and mortality after marrow transplantation from HLA genotypically identical siblings and HLA-phenotypically identical unrelated donors - Bearman, SI; Mori, M; Beatty, PG; Meyer, WG; Buckner, CD; Petersen, FB; Sanders, JE; Anasetti, C; Martin, P; Appelbaum, FR (Bone Marrow Transplant, 1994)