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Aldaz CM, Conti CJ, Klein-Szanto AJ, Slaga TJ.Aldaz CM, et al.Proc Natl Acad Sci U S A. 1987 Apr;84(7):2029-32. doi: 10.1073/pnas.84.7.2029.Proc Natl Acad Sci U S A. 1987.PMID: 3104907Free PMC article.