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Casu R, Eisemann C, Pearson R, Riding G, East I, Donaldson A, Cadogan L, Tellam R.Casu R, et al.Proc Natl Acad Sci U S A. 1997 Aug 19;94(17):8939-44. doi: 10.1073/pnas.94.17.8939.Proc Natl Acad Sci U S A. 1997.PMID: 9256413Free PMC article.