Environmental exposures and the risk of multiple sclerosis investigated in a Norwegian case-control study. Gustavsen M W, Page C M, Moen S M, Bjølgerud A, Berg-Hansen Pål, Nygaard G O, Sandvik L, Lie B A, Celius E G, Harbo HF BMC Neurol. 2014; 14(1):196. Epub 2014 Oct 03. PMID: 25274070. Abstract CommentRecommendBookmarkWatch