1. From the Department of Neurology (M.F.K.S., A.I.Q.), Division of Epidemiology and Community Health, School of Public Health (A.A., A.R.F.), and Division of Biostatistics, School of Public Health (X.M., J.Z., H.C.), University of Minnesota, Minneapolis; Departments of Epidemiology (E.G., L.L.) and Medicine (E.G., L.L.), Welch Center for Prevention, Epidemiology, and Clinical Research, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD; Departments of Epidemiology and Welch Center for...