1. Department of Epidemiology, Rollins School of Public Health, Emory University, Atlanta, Georgia
2. Division of Cardiology, Department of Medicine, Emory University School of Medicine, Atlanta, Georgia
3. Atlanta VA Medical Center, Decatur, Georgia
4. Department of Biostatistics and Bioinformatics, Rollins School of Public Health, Emory University, Atlanta, Georgia
5. Mazankowski Alberta Heart Institute, University of Alberta, Edmonton, Alberta, Canada
6. Departments of Psychiatry, Emory University School of Medicine, Atlanta, Georgia
7. Behavioral Sciences and Radiology, Emory University School of Medicine, Atlanta, Georgia