[1] West Virginia Univ, Osborn Hematopoiet Malignancy & Transplantat Prog, Morgantown, WV 26506 USA
[2] Med Coll Wisconsin, Dept Pathol, Milwaukee, WI 53226 USA
[3] Med Coll Wisconsin, Dept Med, CIBMTR Ctr Int Blood & Marrow Transplant Res, Milwaukee, WI 53226 USA
[4] Med Coll Wisconsin, Inst Hlth & Soc, Div Biostat, Milwaukee, WI 53226 USA
[5] Hosp Duran & Reynals, Inst Catala Oncol, Serv Hematol, Barcelona, Spain
[6] Med Coll Wisconsin, Dept Med, Milwaukee, WI 53226 USA
[7] Univ Chicago, Sect Hematol Oncol, Chicago, IL 60637 USA