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Block K, Gorin Y, Abboud HE.Block K, et al. Among authors: gorin y.Proc Natl Acad Sci U S A. 2009 Aug 25;106(34):14385-90. doi: 10.1073/pnas.0906805106. Epub 2009 Aug 17.Proc Natl Acad Sci U S A. 2009.PMID: 19706525Free PMC article.