Magnetic resonance imaging as a potential surrogate for relapses in multiple sclerosis: a meta-analytic approach. Sormani M P, Bonzano L, Roccatagliata L, Cutter GR, Mancardi G L, Bruzzi P Ann Neurol. 2009 Mar; 65(3):268-75. PMID: 19334061. Abstract CommentRecommendBookmarkWatch