1. From the Departments of Neurology (K.B., M-G.B., P.A.) and Cardiology (A.C.), Saint-Antoine Hospital; Formation de Recherche en Neurologie Vasculaire (Association Claude Bernard) (M-G.B., P.A.); and Department of Cardiology, Broussais Hospital, Pierre and Marie Curie University (T.L., L.G., J-Y. Le H.), Paris, France.