[1] Univ Texas MD Anderson Canc Ctr, Dept Leukemia, Sect Mol Hematol & Therapy, Houston, TX 77030 USA
[2] Univ & Univ Hosp Zurich, Med Oncol & Hematol, Zurich, Switzerland
[3] Univ Texas MD Anderson Canc Ctr, Dept Leukemia, Houston, TX 77030 USA
[4] Univ Texas MD Anderson Canc Ctr, Sect Mol Hematol & Therapy, Houston, TX 77030 USA
[5] Amgen Inc, Oncol Res, Thousand Oaks, CA 91320 USA
[6] Amgen Inc, Thousand Oaks, CA 91320 USA