From the Stroke and Dementia Research Group, St George’s University of London, London, UK (S.B., M.T., P.A.-S., H.S.M.); the Institute for Stroke and Dementia Research, Klinikum der Universität München, Ludwig-Maximilians-University Munich, Germany (R.M., M.D.); the Stroke Prevention Research Unit, Nuffield Department of Neuroscience (N.L.M.P., P.M.R.) and the Department of Cardiovascular Medicine (M.F.), University of Oxford, Oxford, UK (N.L.M.P., P.M.R.); and the Division of Clinical Neurosciences... (At 2012-12)