[1] Niigata Univ, Med & Dent Hosp, Dept Hematopoiet Cell Transplantat, Niigata, Japan
[2] NAGAOKA Red Cross Hosp, Dept Hematol, Nagaoka, Niigata, Japan
[3] Saiseikai Niigata Hosp, Dept Hematol Endocrinol & Metab, Niigata, Japan
[4] Niigata Prefectural Centrak Hosp, Joetsu, Japan
[5] Nigata Minami Hosp, Niigata, Japan
[6] Niigata Univ, Fac Med, Dept Hematol Endocrinol & Metab, Niigata, Japan
[7] Niigata Univ, Sch Hlth Sci, Lab Hematol & Oncol, Niigata, Japan