1. Department of Epidemiology Johns Hopkins Bloomberg School of Public Health Baltimore Maryland USA
2. The Jackson Heart Study University of Mississippi Medical Center Jackson Mississippi USA
3. Department of Exercise and Nutrition Sciences Milken Institute School of Public Health George Washington University Washington District of Columbia USA
4. Department of Biomedical and Nutritional Sciences University of Massachusetts Lowell Lowell Massachusetts USA
5. Department of Epidemiology School of Public Health University of Alabama at Birmingham Birmingham Alabama USA
6. Division of Cardiology Department of Medicine Beth Israel Deaconess Medical Center Boston Massachusetts USA
7. Broad Institute Cambridge Massachusetts USA