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MacIver K, Lloyd DM, Kelly S, Roberts N, Nurmikko T.MacIver K, et al. Among authors: lloyd dm.Brain. 2008 Aug;131(Pt 8):2181-91. doi: 10.1093/brain/awn124. Epub 2008 Jun 20.Brain. 2008.PMID: 18567624Free PMC article.