1. Infections and Immunoepidemiology Branch, Division of Cancer Epidemiology and Genetics National Cancer Institute, National Institutes of Health Rockville Maryland
2. Biostatistics Branch, Division of Cancer Epidemiology and Genetics National Cancer Institute, National Institutes of Health Rockville Maryland
3. Metabolic Epidemiology Branch, Division of Cancer Epidemiology and Genetics National Cancer Institute, National Institutes of Health Rockville Maryland
4. Department of Oncology Wayne State University School of Medicine Detroit Michigan
5. Population Studies and Disparities Research Program Barbara Ann Karmanos Cancer Institute Detroit Michigan