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Ginocchio C, Pace J, Galán JE.Ginocchio C, et al. Among authors: galan je.Proc Natl Acad Sci U S A. 1992 Jul 1;89(13):5976-80. doi: 10.1073/pnas.89.13.5976.Proc Natl Acad Sci U S A. 1992.PMID: 1631083Free PMC article.