Lymphocyte count polygenicity underlies dimethyl fumarate-associated lymphopenia in multiple sclerosis. Kowalec K, Manouchehrinia A, Kingwell E, Carruthers R, Marrie R A, Evans C, Rotstein D, Kuan AJ, Luo W, Luo D, et al. Mult Scler. 2026 Aug 17:13524585261471335. PMID: 42608789. Abstract CommentRecommendBookmarkWatch