1. Department of Epidemiology; Rollins School of Public Health, Emory University; Atlanta Georgia
2. Molecules to Mankind Program; Laney Graduate School, Emory University; Atlanta Georgia
3. Nutrition and Health Sciences; Graduate Division of Biological and Biomedical Sciences; Laney Graduate School, Emory University; Atlanta Georgia
4. Department of Epidemiology, Division of OVP, Cancer Prevention and Population Sciences; The University of Texas MD Anderson Cancer Center; Houston Texas
5. Consultants in Gastroenterology; Columbia South Carolina
6. Winship Cancer Institute; Emory University; Atlanta Georgia