[1] Univ Autonoma Nuevo Leon, Monterrey, Mexico
[2] Dana Farber Canc Inst, Dept Med Oncol, Boston, MA USA
[3] Dana Farber Canc Inst, Div Populat Sci, Boston, MA USA
[4] Dana Farber Canc Inst, Boston, MA USA
[5] Agrupac Mexicana Estudio Hematol, Ciudad De Mexico, Mexico
[6] Hosp Fernando Ocaranza, Hermosillo, Mexico
[7] Univ Autonoma Nuevo Leon, Hosp Univ Dr Jose Eleuterio Gonzalez, Serv Hematol, Monterrey, Mexico