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Hogan E, Koshland D.Hogan E, et al.Proc Natl Acad Sci U S A. 1992 Apr 1;89(7):3098-102. doi: 10.1073/pnas.89.7.3098.Proc Natl Acad Sci U S A. 1992.PMID: 1557417Free PMC article.
Palmer RE, Hogan E, Koshland D.Palmer RE, et al. Among authors: hogan e.Genetics. 1990 Aug;125(4):763-74. doi: 10.1093/genetics/125.4.763.Genetics. 1990.PMID: 2204582Free PMC article.