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Ponzetto A, Cote PJ, Popper H, Hoyer BH, London WT, Ford EC, Bonino F, Purcell RH, Gerin JL.Ponzetto A, et al.Proc Natl Acad Sci U S A. 1984 Apr;81(7):2208-12. doi: 10.1073/pnas.81.7.2208.Proc Natl Acad Sci U S A. 1984.PMID: 6585793Free PMC article.