Switching from natalizumab to fingolimod: an observational study. Sempere AP, Martín-Medina P, Berenguer-Ruiz L, Pérez-Carmona N, Sanchez-Perez R, Polache-Vengud J, Feliu-Rey E Acta Neurol Scand. 2013 Jan 22. PMID: 23336398. Abstract CommentRecommendBookmarkWatch