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Coca-Prados M, Wax MB.Coca-Prados M, et al.Proc Natl Acad Sci U S A. 1986 Nov;83(22):8754-8. doi: 10.1073/pnas.83.22.8754.Proc Natl Acad Sci U S A. 1986.PMID: 3022303Free PMC article.