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Kurokawa J, Chen L, Kass RS.Kurokawa J, et al. Among authors: chen l.Proc Natl Acad Sci U S A. 2003 Feb 18;100(4):2122-7. doi: 10.1073/pnas.0434935100. Epub 2003 Feb 3.Proc Natl Acad Sci U S A. 2003.PMID: 12566567Free PMC article.
Chen L, Marquardt ML, Tester DJ, Sampson KJ, Ackerman MJ, Kass RS.Chen L, et al.Proc Natl Acad Sci U S A. 2007 Dec 26;104(52):20990-5. doi: 10.1073/pnas.0710527105. Epub 2007 Dec 19.Proc Natl Acad Sci U S A. 2007.PMID: 18093912Free PMC article.
Li Y, Hof T, Baldwin TA, Chen L, Kass RS, Dessauer CW.Li Y, et al. Among authors: chen l.Cells. 2019 Aug 27;8(9):981. doi: 10.3390/cells8090981.Cells. 2019.PMID: 31461851Free PMC article.