Haploidentical peripheral blood stem cell transplantation without irradiation or busulfan after reduced‐intensity conditioning for KMT2A(MLL)‐rearranged infant B‐cell precursor acute lymphoblastic leukemia: Report of two cases
1. Division of Pediatric Hematology and Oncology, Ibaraki Children's Hospital, Mito, Japan;2. Department of Pediatrics, Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Japan