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Holman EA, Garfin DR, Silver RC.Holman EA, et al. Among authors: silver rc.Proc Natl Acad Sci U S A. 2014 Jan 7;111(1):93-8. doi: 10.1073/pnas.1316265110. Epub 2013 Dec 9.Proc Natl Acad Sci U S A. 2014.PMID: 24324161Free PMC article.