1. From the Department of Neurology, Stroke Program (D.B.Z.) and the Departments of Epidemiology and Biostatistics (J.J.W.), School of Public Health, University of Michigan, Ann Arbor, MI; the Departments of Kinesiology and Neurology, University of Wisconsin, Madison, WI (D.F.E.); the Department of Neurology and Stroke Center, Georgetown University, Washington, DC (R.S.M., I.A.S., L.G., C.S.K.); Medstar Health Research Institute, Hyattsville, MD (S.J.F., N.M.S.); the Department of Radiology and...