Intrathecal, polyspecific antiviral immune response in oligoclonal band negative multiple sclerosis. Brecht I, Weissbrich B, Braun J, Toyka K V, Weishaupt A, Buttmann M PLoS One. 2012; 7(7):e40431. Epub 2012 Jul 09. PMID: 22792316. Abstract CommentRecommendBookmarkWatch