[1] George E Whalen VA Med Ctr, Hematol Oncol Sect, Salt Lake City, UT 84148 USA
[2] Univ Utah, Sch Med, Div Hematol, Salt Lake City, UT USA
[3] Showa Univ, Fujigaoka Hosp, Dept Med, Div Hematol, Kanagawa, Japan
[4] Govt Japan, Minist Hlth Labor & Welf, Res Committee Idiopath Hematopoiet Disorders, Leeds, W Yorkshire, England
[5] HMDS, Leeds Teaching Hosp NHS Trust, Leeds, W Yorkshire, England
[6] Duke Univ, Med Ctr, Dept Med, Div Cellular Therapy, Durham, NC USA
[7] Duke Univ, Sch Med, Durham, NC USA
[8] Washington Univ, Sch Med, Div Hematol, St Louis, MO USA
[9] St Jude Childrens Res Hosp, Div Hematol, Memphis, TN USA
[10] Ist Nazl Ric Canc, Genoa, Italy
[11] Hematol Branch, NIH, Bethesda, MD USA
[12] Osaka Univ, Res Inst Microbial Dis, Osaka, Japan
[13] Hop St Louis, Serv Hematol Greffe Moelle, Paris, France