1. Division of Epidemiology; Department of Medicine; Vanderbilt University School of Medicine; Nashville Tennessee
2. Department of Veterans Affairs; Tennessee Valley Healthcare System, Geriatric, Research, Education and Clinical Center (GRECC); Nashville Tennessee
3. Department of Medicine; Vanderbilt Ingram Cancer Center; Vanderbilt University School of Medicine; Nashville Tennessee
4. Division of Gastroenterology; Department of Medicine; Vanderbilt University School of Medicine; Nashville Tennessee
5. Laboratory of Nuclear Receptors and Cancer Research; Center for Basic Medical Research; School of Medicine; Nantong University; Jiangsu China
6. Department of Biomedical Informatics; Vanderbilt University; Nashville Tennessee
7. Department of Preventive Medicine; Northwestern University; Chicago Illinois
8. Department of Nutrition and Epidemiology; Harvard School of Public Health; Boston Massachusetts