[1] Japanese Red Cross Narita Hosp, Dept Hematol & Oncol, Narita, Japan
[2] Natl Canc Ctr Hosp East, Dept Hematol, Kashiwa, Chiba, Japan
[3] Osaka Univ, Dept Hematol & Oncol, Grad Sch Med, Suita, Osaka, Japan
[4] Kameda Med Ctr, Div Hematol Oncol, Kamogawashi, Japan
[5] Univ Fukui Hosp, Dept Hematol & Oncol, Fukui, Japan
[6] Saga Prefectural Med Ctr Koseikan, Dept Hematol, Saga, Japan
[7] Sapporo Med Univ, Dept Hematol, Sch Med, Sapporo, Hokkaido, Japan
[8] Kyoto Univ, Grad Sch Med, Dept Hematol & Oncol, Kyoto, Japan
[9] Tokyo Med Univ, Dept Hematol, Tokyo, Japan
[10] Fukushima Med Univ, Dept Hematol, Sch Med, Fukushima, Japan
[11] Aiiku Hosp, Sapporo, Hokkaido, Japan
[12] Yamaguchi Univ, Dept Internal Med 3, Sch Med, Yamaguchi, Japan
[13] Kochi Univ Hosp, Dept Hematol, Nankoku, Kochi, Japan
[14] Natl Canc Ctr, Dept Hematol, Tokyo, Japan
[15] Natl Canc Ctr, Tokyo, Japan
[16] Natl Canc Ctr Hosp East, Kashiwa, Chiba, Japan