Magnetic resonance active lesions as individual-level surrogate for relapses in multiple sclerosis. Sormani M P, Stubinski B, Cornelisse P, Rocak S, Li D, De Stefano N Mult Scler. 2011 May; 17(5):541-9. Epub 2010 Dec 09. PMID: 21148262. Abstract CommentRecommendBookmarkWatch