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Zimmermann K, Lennerz JK, Hein A, Link AS, Kaczmarek JS, Delling M, Uysal S, Pfeifer JD, Riccio A, Clapham DE.Zimmermann K, et al. Among authors: kaczmarek js.Proc Natl Acad Sci U S A. 2011 Nov 1;108(44):18114-9. doi: 10.1073/pnas.1115387108. Epub 2011 Oct 24.Proc Natl Acad Sci U S A. 2011.PMID: 22025699Free PMC article.
Kaczmarek JS, Riccio A, Clapham DE.Kaczmarek JS, et al.Proc Natl Acad Sci U S A. 2012 May 15;109(20):7888-92. doi: 10.1073/pnas.1205869109. Epub 2012 Apr 30.Proc Natl Acad Sci U S A. 2012.PMID: 22547824Free PMC article.
Ramsey IS, Ruchti E, Kaczmarek JS, Clapham DE.Ramsey IS, et al. Among authors: kaczmarek js.Proc Natl Acad Sci U S A. 2009 May 5;106(18):7642-7. doi: 10.1073/pnas.0902761106. Epub 2009 Apr 16.Proc Natl Acad Sci U S A. 2009.PMID: 19372380Free PMC article.