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Yeh WK, Ornston LN.Yeh WK, et al. Among authors: ornston ln.Proc Natl Acad Sci U S A. 1980 Sep;77(9):5365-9. doi: 10.1073/pnas.77.9.5365.Proc Natl Acad Sci U S A. 1980.PMID: 6776535Free PMC article.