Association Between Sleep Problems and Perceived Cognitive Dysfunction Over 12 Months in Individuals with Multiple Sclerosis. Hughes AJ, Turner AP, Alschuler KN, Atkins DC, Beier M, Amtmann D, Ehde DM Behav Sleep Med. 2016 May 11:1-13. PMID: 27167969. Abstract CommentRecommendBookmarkWatch