Multiple sclerosis: Progression rate and severity in a multicenter cohort from Algeria. Hecham N, Nouioua S, Sifi Y, Toubal N, Aissa L A, Hattab S, Batsi D, Hamimed A, Berkane F, Oudrer N, et al. Mult Scler. 2014 Aug 13. PMID: 25122474. Abstract CommentRecommendBookmarkWatch