Biography:

From the Departmnts of Neurology (W.T.L., D.L.T.), Epidemiology (W.T.L.), and Biostatistics (R.A.K.), University of Washington, Seattle, WA; Departments of Biostatistics (J.L.P.T., R.G., R.B.) and Epidemiology (M.S.V.E.), Mailman School of Public Health, and Doris & Stanley Tananbaum Stroke Center and Department of Neurology (M.S.V.E., J.P.M.), College of Physicians and Surgeons, Columbia University, New York, NY; Departments of Pathology (R.H.C.) and Medicine, Divisions of Nephrology (S.L.S.) and Cardiology (C.R.deF.), University of Maryland School of Medice, Baltimore, MD; The Stroke Center and Departments of Neurology and Emergency Medicine (S.R.L.),