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Kane I, Hand PJ, Rivers C, Armitage P, Bastin ME, Lindley R, Dennis M, Wardlaw JM.Kane I, et al.J Neurol. 2009 Nov;256(11):1832-8. doi: 10.1007/s00415-009-5202-7. Epub 2009 Jun 18.J Neurol. 2009.PMID: 19536582