1. From the French Reference Centre on Paraneoplastic Neurological Syndromes and Autoimmune Encephalitis (A. Farina, M.V.-G., M.B., J.H., B.J.), Hospices Civils de Lyon, Hôpital Neurologique, Bron; MeLiS-UCBL-CNRS UMR 5284. INSERM U1314, Université Claude Bernard Lyon 1; Department of Neurology (F.L.), University Hospital of La Réunion, Saint-Pierre; and Lyon Neuroscience Research Center (CRNL) (A. Fourier), Université de Lyon, CNRS, INSERM, France.