Affiliation: | 1. Service de Neurologie, Université Clermont Auvergne, CHU de Clermont-Ferrand, Inserm, Clermont-Ferrand, France;2. Department of Neurology, Annecy Genevois Hospital, Annecy, France;3. Biostatistics Unit, CHU de Clermont-Ferrand, Clermont-Ferrand, France;4. Department of Neurology, Pain Center, Universidade de São Paulo, São Paulo, Brazil |