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Brewer JA, Worhunsky PD, Gray JR, Tang YY, Weber J, Kober H.Brewer JA, et al. Among authors: worhunsky pd.Proc Natl Acad Sci U S A. 2011 Dec 13;108(50):20254-9. doi: 10.1073/pnas.1112029108. Epub 2011 Nov 23.Proc Natl Acad Sci U S A. 2011.PMID: 22114193Free PMC article.