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Xie K, Sowden MP, Dance GS, Torelli AT, Smith HC, Wedekind JE.Xie K, et al. Among authors: wedekind je.Proc Natl Acad Sci U S A. 2004 May 25;101(21):8114-9. doi: 10.1073/pnas.0400493101. Epub 2004 May 17.Proc Natl Acad Sci U S A. 2004.PMID: 15148397Free PMC article.