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Wood KC, Zacharia NS, Schmidt DJ, Wrightman SN, Andaya BJ, Hammond PT.Wood KC, et al.Proc Natl Acad Sci U S A. 2008 Feb 19;105(7):2280-5. doi: 10.1073/pnas.0706994105. Epub 2008 Feb 12.Proc Natl Acad Sci U S A. 2008.PMID: 18272499Free PMC article.
Samuel RE, Shukla A, Paik DH, Wang MX, Fang JC, Schmidt DJ, Hammond PT.Samuel RE, et al.Biomaterials. 2011 Oct;32(30):7491-502. doi: 10.1016/j.biomaterials.2011.06.032. Epub 2011 Jul 18.Biomaterials. 2011.PMID: 21764442Free PMC article.