Could the minimum number of haematopoietic stem cells to obtain engraftment exist in unrelated, single cord blood transplantation?. (28th February 2020) - Yabe, Hiromasa; Tabuchi, Ken; Uchida, Naoyuki; Takahashi, Satoshi; Onishi, Yasushi; Aotsuka, Nobuyuki; Sugio, Yasuhiro; Ikegame, Kazuhiro; Ichinohe, Tatsuo; Takahashi, Minoko; Kato, Koji; Atsuta, Yoshiko; et al.