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Simpson SJ, Sword GA.Simpson SJ, et al.Proc Natl Acad Sci U S A. 2010 Sep 28;107(39):16753-4. doi: 10.1073/pnas.1011693107. Epub 2010 Sep 15.Proc Natl Acad Sci U S A. 2010.PMID: 20844207Free PMC article.No abstract available.
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