1. Division of Cardiology University of North Carolina School of Medicine Chapel Hill NC
2. Department of Epidemiology University of North Carolina Gillings School of Global Public Health Chapel Hill NC
3. Brigham and Women's Hospital Heart & Vascular Center and Harvard Medical School Boston MA
4. Department of Epidemiology Johns Hopkins Bloomberg School of Public Health Baltimore MD
5. Division of Cardiology Johns Hopkins School of Medicine Baltimore MD
6. Division of Cardiology Warren Alpert Medical School of Brown University Providence RI
7. Division of Cardiology New York University School of Medicine New York NY