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Chen AF, Jiang SW, Crotty TB, Tsutsui M, Smith LA, O'Brien T, Katusic ZS.Chen AF, et al. Among authors: crotty tb.Proc Natl Acad Sci U S A. 1997 Nov 11;94(23):12568-73. doi: 10.1073/pnas.94.23.12568.Proc Natl Acad Sci U S A. 1997.PMID: 9356490Free PMC article.