| Agid Y | Centre d'Investigation Clinique, Groupe Hospitalier Pitie-Salpetriere, Paris, France. |
| Brefel-Courbon C | Hopital Purpan, France. |
| Derost PP | Univ Clermont 1, EA 3845, Service de Neurologie, Clermont-Ferrand CEDEX 1, France. pderost@chu-clermontferrand.fr |
| Durif F | Univ Clermont 1, EA 3845, Service de Neurologie, Clermont-Ferrand CEDEX 1, France. |
| Fenelon G | Department of Neurology, Henri-Mondor Hospital, Creteil, France. gilles.fenelon@hmn.aphp.fr |
| Gan J | Hospices Civils de Lyon, Claude Bernard Lyon I University, Hopital Neurologique Pierre Wertheimer, Service de Neurologie C, Lyon, France. |
| Gerdelat-Mas A | Hopital Purpan, France. |
| Krystkowiak P | Department of Neurology, Salengro Hospital, Lille University Medical Centre, Lille, France. |
| Ory-Magne F | Department of Neurology, University Hospital CHU, Toulouse, France. |
| Rascol O | Department of Neurology, University Hospital CHU, Toulouse, France. |
| Schupbach WM | Centre d'Investigation Clinique, Groupe Hospitalier Pitie-Salpetriere, Paris, France. |
| Thobois S | Hospices Civils de Lyon, Claude Bernard Lyon I University, Hopital Neurologique Pierre Wertheimer, Service de Neurologie C, Lyon, France. |
| Tir M | Department of Neurology, Salengro Hospital, Lille University Medical Centre, Lille, France. |