1. From the Centre for Prevention of Stroke and Dementia, Nuffield Department of Clinical Neurosciences, University of Oxford, United Kingdom (G.S.C.Y., L.L., P.M.R.)
2. Dijon Stroke Registry, EA 7460 Pathophysiology and Epidemiology of Cerebro-Cardiovascular Diseases (PEC2), University Hospital of Dijon, University of Burgundy, France (Y.B.).