1. Department of Neurology, Lariboisière Hospital, Assistance Publique Hôpitaux de Paris and University Paris 7 Diderot, 2 rue Ambroise Paré, 75475 Paris Cedex 10, France
2. Department of Anesthesiology & Critical Care Medicine, Lariboisière Hospital, Assistance Publique Hôpitaux de Paris and University Paris 7 Diderot, 2 rue Ambroise Paré, 75475 Paris Cedex 10, France