[1] Yokohama City Univ Med, Clin Lab Dept, Yokohama, Kanagawa, Japan
[2] Yokohama City Univ, Sch Med, Dept Hematol & Clin Immunol, Yokohama, Kanagawa, Japan
[3] Saiseikai Yokohama Nanbu Hosp, Dept Hematol, Yokohama, Kanagawa, Japan
[4] Yokohama City Univ, Med Ctr, Dept Hematol, Yokohama, Kanagawa, Japan
[5] Kanagawa Canc Ctr, Dept Med Oncol, Yokohama, Kanagawa, Japan
[6] Fujisawa City Hosp, Dept Hematol, Fujisawa, Kanagawa, Japan
[7] Yamato Municipal Hosp, Dept Hematol Oncol, Yamato, Japan
[8] Shizuoka Red Cross Hosp, Dept Hematol, Shizuoka, Japan
[9] Yokosuka City Hosp, Dept Hematol, Yokosuka, Kanagawa, Japan
[10] Yokohama City Univ, Sch Med, Dept Hematol, Yokohama, Kanagawa, Japan