Cognitive impairment differs between neuromyelitis optica spectrum disorder and multiple sclerosis. Kim S-H, Kwak K, Jeong I H, Hyun J-W, Jo H-J, Joung A, Yu E-S, Kim J-H, Lee S H, Yun S, et al. Mult Scler. 2016 Feb 26. PMID: 26920380. Abstract CommentRecommendBookmarkWatch