[1] Univ Texas MD Anderson Canc Ctr, Dept Lymphoma Myeloma, Houston, TX 77030 USA
[2] Univ Texas MD Anderson Canc Ctr, Dept Diagnost Imaging, Houston, TX 77030 USA
[3] Univ Texas MD Anderson Canc Ctr, Dept Hematopathol, Houston, TX 77030 USA
[4] NCI, Invest Drug Branch, Canc Therapy Evaluat Program, Rockville, MD USA