1. From the Department of Neurology (C.W., H.-C.D.), University of Duisburg-Essen, Essen, Germany; the Division of Neurology (M.J.A.), Northwestern University Medical School, Chicago, Ill; INSERM U-698 and APHP (Hôpital Bichat-Claude Bernard; P.G.S.), Université Paris 7, France; the Department of Cardiovascular Medicine (D.L.B.), Cleveland Clinic, Cleveland, Ohio; the Cardiology Division (P.W.F.W.), Emory University School of Medicine, Atlanta, Ga; Service de Neurologie (J.-L.M.), Centre Raymond...