1. From the Division of Stroke and Cerebrovascular Diseases, Department of Neurology (S.Y., K.L.F.), and Division of Cardiology, Department of Internal Medicine (C.S.), The Warren Alpert Medical School of Brown University, Providence, RI; Cardiology Division, Department of Internal Medicine (W.A.G.) and Department of Neurology (M.S.V.E.), College of Physicians and Surgeons, and Department of Epidemiology, Mailman School of Public Health (W.A.G.), Columbia University, New York, NY; and Departments of...