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Kilkenny C, Browne W, Cuthill IC, Emerson M, Altman DG; National Centre for the Replacement, Refinement and Reduction of Amimals in Research.Kilkenny C, et al.J Cereb Blood Flow Metab. 2011 Apr;31(4):991-3. doi: 10.1038/jcbfm.2010.220. Epub 2011 Jan 5.J Cereb Blood Flow Metab. 2011.PMID: 21206507Free PMC article.No abstract available.