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Haribabu B, Dottin RP.Haribabu B, et al. Among authors: dottin rp.Proc Natl Acad Sci U S A. 1991 Feb 15;88(4):1115-9. doi: 10.1073/pnas.88.4.1115.Proc Natl Acad Sci U S A. 1991.PMID: 1996312Free PMC article.