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Willecke M, Hamaratoglu F, Sansores-Garcia L, Tao C, Halder G.Willecke M, et al. Among authors: halder g.Proc Natl Acad Sci U S A. 2008 Sep 30;105(39):14897-902. doi: 10.1073/pnas.0805201105. Epub 2008 Sep 22.Proc Natl Acad Sci U S A. 2008.PMID: 18809931Free PMC article.
Chen CL, Gajewski KM, Hamaratoglu F, Bossuyt W, Sansores-Garcia L, Tao C, Halder G.Chen CL, et al. Among authors: halder g.Proc Natl Acad Sci U S A. 2010 Sep 7;107(36):15810-5. doi: 10.1073/pnas.1004060107. Epub 2010 Aug 23.Proc Natl Acad Sci U S A. 2010.PMID: 20798049Free PMC article.