1. Department of Neurology Gui de Chauliac University Hospital Center Montpellier France
2. Clinical Research and Epidemiology Unit, University Hospital Center University of Montpellier Montpellier France
3. Department of Neurology Caremeau University Hospital Center Nîmes France
4. Department of Neurology Luxembourg Hospital Center Luxembourg City Luxembourg
5. Department of Neurology Narbonne Hospital Center Narbonne France
6. Department of Neurology Perpignan Hospital Center Perpignan France
7. Department of Internal Medicine Saint Eloi University Hospital Center Montpellier France
8. Department of Neuroradiology Gui de Chauliac University Hospital Center Montpellier France
9. Department of Immunology Saint Eloi University Hospital Center Montpellier France
10. Institute of Functional Genomics, National Center for Scientific Research UMR5203 Montpellier France