The natural history of multiple sclerosis: a geographically based study 10: relapses and long-term disability. Scalfari A, Neuhaus A, Degenhardt A, Rice GP, Muraro PA, Daumer M, Ebers GC Brain. 2010 Jul; 133(Pt 7):1914-29. Epub 2010 Jun 09. PMID: 20534650. Abstract CommentRecommendBookmarkWatch