[1] Japanese Red Cross Kyoto Daiichi Hosp, Depertment Hematol, Higashiyama Ku, 15-749 Honmachi, Kyoto 6050981, Japan
[2] Aiseikai Yamashina Hosp, Depertment Hematol, Yamashina Ku, 19-4 Takehana Shichono Cho, Kyoto 6078086, Japan
[3] Kyoto Prefectural Univ Med, Dept Med, Div Hematol & Oncol, Kamigyo Ku, 465 Kajii Cho,Kawaramachi Hirokoji, Kyoto 6028586, Japan