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Duret L, Mouchiroud D.Duret L, et al.Proc Natl Acad Sci U S A. 1999 Apr 13;96(8):4482-7. doi: 10.1073/pnas.96.8.4482.Proc Natl Acad Sci U S A. 1999.PMID: 10200288Free PMC article.