Cree BA, Arnold DL, Fox RJ, Gold R, et al. Long-term efficacy and safety of siponimod in patients with secondary progressive multiple sclerosis: Analysis of EXPAND core and extension data up to >5 years. Mult Scler 2022 Apr 5:13524585221083194. doi: 10.1177/13524585221083194.
PMID: 35380078