Disability progression in relapse-free multiple sclerosis patients on fingolimod versus interferon-beta/glatiramer acetate. - von Wyl, Viktor; Benkert, Pascal; Moser, André; Lorscheider, Johannes; Décard, Bernhard; Hänni, Peter; Lienert, Carmen; Kuhle, Jens; Derfuss, Tobias; Kappos, Ludwig; Yaldizli, Özgür (Multiple Sclerosis Journal, 2021)