1. Immunology Program H. Lee Moffitt Cancer Center, Tampa, FL;
2. Hematologic Malignancy Division, H. Lee Moffitt Cancer Center, Tampa, FL;
3. James A. Haley Veterans Administration (VA) Hospital, Tampa, FL;
4. Department of Interdisciplinary Oncology, University of South Florida, Tampa;
5. Division of Cancer Prevention and Control, H. Lee Moffitt Cancer Center, Tampa, FL;
6. Department of Internal Medicine II, University Hospital, Eberhard-Karls-University, Tübingen, Germany;
7. Biostatistics Program, H. Lee Moffitt Cancer Center, Tampa, FL