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Bruno A, Kent TA, Coull BM, Shankar RR, Saha C, Becker KJ, Kissela BM, Williams LS.Bruno A, et al.Stroke. 2008 Feb;39(2):384-9. doi: 10.1161/STROKEAHA.107.493544. Epub 2007 Dec 20.Stroke. 2008.PMID: 18096840Clinical Trial.