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Rockwood K, Brown M, Merry H, Sketris I, Fisk J; Vascular Cognitive Impairment Investigators of the Canadian Study of Health and Aging.Rockwood K, et al.Stroke. 2002 Jun;33(6):1605-9. doi: 10.1161/01.str.0000017878.85274.44.Stroke. 2002.PMID: 12052999