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MacMillan-Crow LA, Crow JP, Kerby JD, Beckman JS, Thompson JA.MacMillan-Crow LA, et al. Among authors: beckman js.Proc Natl Acad Sci U S A. 1996 Oct 15;93(21):11853-8. doi: 10.1073/pnas.93.21.11853.Proc Natl Acad Sci U S A. 1996.PMID: 8876227Free PMC article.