White matter tract abnormalities are associated with cognitive dysfunction in secondary progressive multiple sclerosis. Meijer KA, Muhlert N, Cercignani M, Sethi V, Ron MA, Thompson AJ, Miller DH, Chard D, Geurts JJG, Ciccarelli O Mult Scler. 2016 Jan 5. PMID: 26733423. Abstract CommentRecommendBookmarkWatch