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Drew BG, Fidge NH, Gallon-Beaumier G, Kemp BE, Kingwell BA.Drew BG, et al. Among authors: kingwell ba.Proc Natl Acad Sci U S A. 2004 May 4;101(18):6999-7004. doi: 10.1073/pnas.0306266101. Epub 2004 Apr 23.Proc Natl Acad Sci U S A. 2004.PMID: 15107497Free PMC article.