1. INSERM, U708, Paris, France
2. Univ Pierre et Marie Curie-Paris6, Paris, France
3. Department of Neurology and CERVCO, Lariboisiére Hospital, Paris, France
4. INSERM, UMR740, Paris
5. Department of Neurology, Peking Union Medical College Hospital, China
6. CNRS-CEA UMR 6232, Groupe Imagerie Neurofonctionelle, Caen, France
7. Univ. Caen Basse-Normandie, Caen, France
8. CHU de Caen, Caen, France
9. Institut Universitaire de France, Paris, France