1. National Heart, Lung, and Blood Institute's and Boston University's Framingham Heart Study; Framingham MA USA
2. Division of Cardiovascular Medicine; Brigham and Women's Hospital; Boston MA USA
3. Department of Biostatistics; Boston University School of Public Health; Boston MA USA
4. Data Coordinating Center; Boston University School of Public Health; Boston MA USA
5. Section of Cardiovascular Medicine, Department of Medicine; Boston University; Boston MA USA
6. Institute for Clinical Evaluative Sciences; University of Toronto; Toronto Canada
7. Peter Munk Cardiac Centre; University Health Network; Toronto Canada
8. Cardiovascular Division, Beth Israel Deaconess Medical Center; Boston MA USA
9. Sections of Preventive Medicine & Epidemiology, and Cardiology, Department of Medicine; Boston University School of Medicine, and Department of Epidemiology, Boston University School of Public Health; Boston MA USA
10. Center for Population Studies of the National Heart, Lung, and Blood Institute; Bethesda MD USA
11. Division of Endocrinology; Brigham and Women's Hospital and Harvard Medical School; Boston MA USA
12. Cardiology Division and Cardiovascular Research Center, Department of Medicine; Massachusetts General Hospital; Boston MA USA