Efficacy and safety of interferon beta-1b sc in older RRMS patients--a posthoc analysis of the BEYOND study. Lampl C, Nagl S, Arnason B, Comi G, O Connor P, Cook S, Jeffery D, Kappos L, Filippi M, Beckmann K, et al. J Neurol. 2013 Jul; 260(7):1838-45. Epub 2013 Mar 17. PMID: 23504050. Abstract CommentRecommendBookmarkWatch