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Edinger AL, Thompson CB.Edinger AL, et al.Proc Natl Acad Sci U S A. 2002 Feb 5;99(3):1107-9. doi: 10.1073/pnas.042707999.Proc Natl Acad Sci U S A. 2002.PMID: 11830651Free PMC article.Review.No abstract available.