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DuBose AJ, Smith EY, Johnstone KA, Resnick JL.DuBose AJ, et al. Among authors: resnick jl.Proc Natl Acad Sci U S A. 2012 Feb 28;109(9):3446-50. doi: 10.1073/pnas.1115057109. Epub 2012 Feb 13.Proc Natl Acad Sci U S A. 2012.PMID: 22331910Free PMC article.