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Pares S, Cohen-Addad C, Sieker L, Neuburger M, Douce R.Pares S, et al.Proc Natl Acad Sci U S A. 1994 May 24;91(11):4850-3. doi: 10.1073/pnas.91.11.4850.Proc Natl Acad Sci U S A. 1994.PMID: 8197146Free PMC article.