1. Division of Epidemiology, Department of Medicine, Vanderbilt Epidemiology Center, Vanderbilt-Ingram Cancer Center; Vanderbilt University School of Medicine; Nashville Tennessee
2. Department of Epidemiology; University of Pittsburgh Graduate School of Public Health; Pittsburgh Pennsylvania
3. Currently at the Division of Cancer Control and Population Sciences; University of Pittsburgh University of Pittsburgh Hillman Cancer Center; Pittsburgh Pennsylvania
4. Tennessee Valley Healthcare System; Veterans Affairs Medical Center; Nashville Tennessee
5. Department of Epidemiology, Shanghai Cancer Institute, Renji Hospital, Shanghai Jiaotong; University School of Medicine; Shanghai China
6. Occupational and Environmental Epidemiology Branch, Division of Cancer Epidemiology & Genetics; National Cancer Institute (NCI); Bethesda Maryland