[1] Aichi Canc Ctr Hosp, Dept Hematol & Cell Therapy, Nagoya, Aichi 464, Japan
[2] Natl Canc Ctr, Tokyo, Japan
[3] Tokai Univ, Sch Med, Isehara, Kanagawa 25911, Japan
[4] Tohoku Univ, Sch Med, Sendai, Miyagi 980, Japan
[5] Natl Canc Ctr Hosp E, Kashiwa, Chiba, Japan
[6] Keio Univ, Sch Med, Tokyo, Japan
[7] Kyoto Prefectural Univ, Kyoto 606, Japan
[8] Gunma Univ Hosp, Maebashi, Gumma, Japan
[9] Nagoya Daini Red Cross Hosp, Nagoya, Aichi, Japan
[10] Nagoya Med Ctr, Nagoya, Aichi, Japan