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Hughes JM, Graham DJ, Rockmore DN.Hughes JM, et al. Among authors: graham dj.Proc Natl Acad Sci U S A. 2010 Jan 26;107(4):1279-83. doi: 10.1073/pnas.0910530107. Epub 2010 Jan 5.Proc Natl Acad Sci U S A. 2010.PMID: 20080588Free PMC article.