A case of allogeneic hematopoietic stem cell transplantation for primary plasma cell leukemia after treatment with daratumumab - Horisawa, Yoshihito; Kondo, Tadakazu; Hishizawa, Masakatsu; Yamashita, Kouhei; Takaori-Kondo, Akifumi (Annals of hematology, 2020)