No association of multiple sclerosis activity and progression with EBV or tobacco use in BENEFIT. Munger KL, Fitzgerald KC, Freedman MS, Hartung H-P, Miller DH, Montalbán X, Edan G, Barkhof F, Suarez G, Radue E-W, et al. Neurology. 2015 Oct 9. PMID: 26453645. Abstract CommentRecommendBookmarkWatch