1. Department of Leukemia and
2. Department of Genomic Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX;
3. Department of Hematology and Oncology, Graduate School of Medicine, Kyoto University, Kyoto, Japan;
4. Department of Hematopathology,
5. Department of Lymphoma/Myeloma, and
6. Department of Epidemiology, The University of Texas MD Anderson Cancer Center, Houston, TX