1. Department of Neurosciences, Faculty of Medicine Université de Montréal QC Canada
2. Centre de Recherche du Centre Hospitalier de l'Université de Montréal (CRCHUM) Montréal QC Canada
3. Department of Neurology and Neurosurgery Montreal Neurological Institute, McGill University Montréal QC Canada
4. Multiple Sclerosis Clinic‐CHUM Montréal QC Canada