[1] Inst Myeloma & Bone Canc Res & Oncotherapeut, W Hollywood, CA USA
[2] Ctr Canc & Blood Disorders, Bethesda, MD USA
[3] Res Cleveland Clin Fdn, Cleveland, OH USA
[4] Cross Canc Inst, Edmonton, AB T6G 1Z2, Canada
[5] Univ Miami, Sch Med, Miami, FL 33152 USA
[6] ZIOPHARM Oncol Inc, Charlestown, MA USA
[7] Univ Texas, MD Anderson Canc Ctr, Houston, TX 77030 USA