1. From the Department of Preventive Medicine, Feinberg School of Medicine, Northwestern University, Chicago, Ill (D.M.L.-J.); National Heart, Lung, and Blood Institute’s Framingham Heart Study, Framingham, Mass (D.M.L.-J., E.P.L., M.G.L., R.B.D., A.B., P.W.F.W., P.A.W., D.L.); Departments of Epidemiology and Preventive Medicine (M.G.L., R.B.D., P.W.F.W., D.L.) and Neurology (P.A.W.), Boston University School of Medicine, Boston, Mass; Department of Epidemiology and Biostatistics, Boston University...