1. From the Sections of Cardiovascular Research (R.T.D., V.N., S.S.V., R.C.H., C.M.B.), Health Services Research (S.S.V.), and Cardiology (C.M.B.), Department of Medicine, Baylor College of Medicine, Houston, TX; Center for Cardiovascular Disease Prevention, Methodist DeBakey Heart and Vascular Center, Houston, TX (R.T.D., V.N., S.S.V., R.C.H., C.M.B.); Human Genetics Center, The University of Texas Health Science Center at Houston, TX (R.D., F.C., E.B.); Health Policy and Quality Program, Michael E....