1. Division of Cardiology, Department of Medicine Emory Clinical Cardiovascular Research Institute Atlanta GA
2. Grady Health System Atlanta GA
3. Department of Epidemiology, Human Genetics, and Environmental Sciences, School of Public Health The University of Texas Health Science Center Houston TX
4. Department of Epidemiology, Rollins School of Public Health Emory University Atlanta GA
5. Atlanta VA Medical Center Decatur GA
6. Department of Psychiatry and Behavioral Sciences Emory University School of Medicine Atlanta GA
7. Mazankowski Alberta Heart Institute University of Alberta Edmonton Alberta Canada