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Cohen D, Rodriguez-Boulan E, Müsch A.Cohen D, et al.Proc Natl Acad Sci U S A. 2004 Sep 21;101(38):13792-7. doi: 10.1073/pnas.0403684101. Epub 2004 Sep 13.Proc Natl Acad Sci U S A. 2004.PMID: 15365179Free PMC article.