1. From the Framingham Heart Study (T.J.W., P.W.F.W., P.A.W., D.L., R.B.D., C.J.O.), Framingham, Mass; Cardiology Division (T.J.W., C.J.O.), Massachusetts General Hospital and Department of Radiology (J.F.P.), Brigham and Women’s Hospital, Harvard Medical School, Boston, Mass; Department of Mathematics (B.-H.N., R.B.D.), Boston University, Boston, Mass; Departments of Neurology and Preventive Medicine and Epidemiology (P.W.F.W., P.A.W.), Boston University School of Medicine, Boston, Mass; and the...