1. From the Divisions of Clinical Epidemiology and Geriatric Medicine, John A. Burns School of Medicine, University of Hawaii at Manoa and the Kuakini Medical Center (B.L.R., A.K., K.Y., J.D.C., J.P.), and the Department of Veterans Affairs (G.W.R.), Honolulu; the Departments of Mathematics (R.D., H.S.) and Neurology (P.A.W.), Boston University, Boston, Mass; the National Heart, Lung, and Blood Institute, Jackson, Miss (C.M.B.); the School of Public Health, University of Michigan, Ann Arbor (M.W.H.);...