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Funderburg N, Lederman MM, Feng Z, Drage MG, Jadlowsky J, Harding CV, Weinberg A, Sieg SF.Funderburg N, et al. Among authors: harding cv.Proc Natl Acad Sci U S A. 2007 Nov 20;104(47):18631-5. doi: 10.1073/pnas.0702130104. Epub 2007 Nov 15.Proc Natl Acad Sci U S A. 2007.PMID: 18006661Free PMC article.