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Brayton KA, Kappmeyer LS, Herndon DR, Dark MJ, Tibbals DL, Palmer GH, McGuire TC, Knowles DP Jr.Brayton KA, et al. Among authors: mcguire tc.Proc Natl Acad Sci U S A. 2005 Jan 18;102(3):844-9. doi: 10.1073/pnas.0406656102. Epub 2004 Dec 23.Proc Natl Acad Sci U S A. 2005.PMID: 15618402Free PMC article.