1. From the Division of Clinical Neurosciences (C.C., R.A.-S.S.), University of Edinburgh, Edinburgh, Scotland; Department of Neurology and Stroke Department (C.C.), Lille University Hospital, EA 2691, Université Lille Nord de France, France; and Department of Neurology and Neurosurgery and the Rudolf Magnus Institute of Neuroscience (C.J.M.K., J.v.B.), University Medical Center Utrecht, Utrecht, The Netherlands.