title: Leslie's story: the background.
mesh_terms: D000741:Anemia, Aplastic / Q000628:therapy; D001854:Bone Marrow Cells; D016026:Bone Marrow Transplantation; D002648:Child; D006801:Humans; D008297:Male; D014181:Transplantation Immunology; D014184:Transplantation, Homologous