Presentation and Outcome in S1P-RM and Natalizumab-Associated Progressive Multifocal Leukoencephalopathy: A Multicenter Cohort Study.

Blant JC, De Rossi NN, Gold R, Maurousset A, Kraemer M, Romero-Pinel L, Misu T, Ouallet JC, Pallix Guyot M, Gerevini S, Bakirtzis C, Piñar Morales R, Vlad B, Karypidis P, Moisset X, Derfuss TJ, Jelcic I, Martin-Blondel G, Ayzenberg I, McGraw C, Laplaud DA, Du Pasquier RA, Bernard-Valnet R; for CORPUS and Italian study groups.