Adherence and persistence to drug therapies for multiple sclerosis: A population-based study. Evans C, Marrie R A, Zhu F, Leung S, Lu X, Melesse DY, Kingwell E, Zhao Y, Tremlett H Mult Scler Relat Disord. 2016 Jul; 8:78-85. Epub 2016 May 07. PMID: 27456879. Abstract CommentRecommendBookmarkWatch