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Yamashita T, Barber DL, Zhu Y, Wu N, D'Andrea AD.Yamashita T, et al.Proc Natl Acad Sci U S A. 1994 Jul 5;91(14):6712-6. doi: 10.1073/pnas.91.14.6712.Proc Natl Acad Sci U S A. 1994.PMID: 7517562Free PMC article.