African ancestry is a predictor factor to secondary progression in clinical course of multiple sclerosis. Vasconcelos C C F, Cruz Dos Santos G A, Thuler L C, Camargo S M, Alvarenga R M P ISRN Neurol. 2012; 2012:410629. Epub 2012 Nov 25. PMID: 23227359. Abstract CommentRecommendBookmarkWatch