[1] Vanderbilt Univ, Med Ctr, Hematol Hematopoiet Stem Cell Transplant Div, TVC 2665, Nashville, TN 37232 USA
[2] Natl Canc Ctr, Hematopoiet Stem Cell Transplant Unit, Chuo Ku, Tokyo, Japan
[3] Univ Tokyo, Inst Med Sci, Dept Hematol Oncol, Minato Ku, Tokyo, Japan
[4] Japanese Red Cross Nagoya First Hosp, Nakamura Ku, Nagoya, Aichi, Japan
[5] Saiseikai Maebashi Hosp, Gunma, Japan
[6] Nagoya Daini Red Cross Hosp, Dept Hematol, Showa Ku, Nagoya, Aichi, Japan
[7] Keio Univ, Sch Med, Dept Internal Med, Div Hematol,Shinjuku Ku, Tokyo, Japan
[8] Kansai Med Univ, Dept Internal Med 1, Osaka, Japan
[9] Nagasaki Univ, Grad Sch Biomed Sci, Atom Bomb Dis Inst, Dept Hematol,Mol Med Unit, Nagasaki 852, Japan
[10] JA Aichi Showa Hosp, Aichi, Japan
[11] Jikei Univ Hosp, Hematopoiet Cell Therapy Ctr, Minato Ku, Tokyo, Japan
[12] Kanagawa Canc Ctr, Dept Hematol, Asahi Ku, Kanagawa, Japan
[13] Toyama Prefectural Cent Hosp, Dept Internal Med, Toyama, Japan
[14] Hokkaido Univ, Grad Sch Med, Dept Hematol & Oncol, Kita Ku, Sapporo, Hokkaido, Japan
[15] Nagoya Univ, Grad Sch Med, Dept Prevent Med Biostat & Med Decis Making, Nagoya, Aichi, Japan
[16] Aichi Canc Ctr, Res Inst, Div Epidemiol & Prevent, Nagoya, Aichi 464, Japan
[17] Kyushu Univ, Grad Sch Med Sci, Dept Internal Med 1, Fukuska, Japan