Bruce M Psaty1, Stephen S Rich1, Eric Boerwinkle1. 1. From the Cardiovascular Health Research Unit, Departments of Medicine and Epidemiology, University of Washington, Seattle (B.M.P.); the Center for Public Health Genomics, University of Virginia, Charlottesville (S.S.R.); and the School of Public Health, University of Texas at Houston, Houston (E.B.).