1. Department of Cardiovascular Medicine (D.A.A., A.W.P., S.D.P.), Mayo Clinic, Jacksonville, FL.
2. Division of General Internal Medicine (T.L.S.), Mayo Clinic, Jacksonville, FL.
3. Department of Cardiovascular Diseases (A.S.), Mayo Clinic, Phoenix, AZ.
4. Department of Cardiovascular Medicine (S.N.H., S.L.M., V.L.R., P.A.N.), Mayo Clinic, Rochester, MN.
5. Division of Cardiology, Dalhousie University, Halifax, Nova Scotia, Canada (S.L.M.).
6. Cardiovascular Health and Stroke Strategic Clinical Network, Edmonton, Canada (C.N.).
7. Department of Quantitative Health Sciences (V.L.R.), Mayo Clinic, Rochester, MN.
8. Epidemiology and Community Health Branch, National Heart, Lung and Blood Institute, National Institutes of Health, Bethesda, MD (V.L.R.).
9. Robert D. and Patricia E. Kern Center for the Science of Health Care Delivery (X.Y.), Mayo Clinic, Rochester, MN.
10. Department of Quantitative Health Sciences (R.E.C.), Mayo Clinic, Jacksonville, FL.