[1] Dana Farber Canc Inst, Div Hematol Malignancies, Boston, MA 02115 USA
[2] Harvard Med Sch, Boston, MA USA
[3] Bordeaux Univ, UMR CNRS 5164, Bordeaux, France
[4] Harvard Sch Publ Hlth, Boston, MA USA
[5] Dana Farber Canc Inst, Dept Biostat & Computat Biol, Boston, MA 02115 USA
[6] Univ Minnesota, Div Blood & Marrow Transplantat, Minneapolis, MN USA