[1] Univ Texas MD Anderson Canc Ctr, Div Radiat Oncol, Houston, TX 77030 USA
[2] Univ Texas MD Anderson Canc Ctr, Dept Hematopathol, Houston, TX 77030 USA
[3] Univ Texas MD Anderson Canc Ctr, Dept Lymphoma & Myeloma, Houston, TX 77030 USA
[4] Univ Texas MD Anderson Canc Ctr, Houston, TX 77030 USA