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Case CC, Simons EL, Simons RW.Case CC, et al. Among authors: simons rw, simons el.EMBO J. 1990 Apr;9(4):1259-66. doi: 10.1002/j.1460-2075.1990.tb08234.x.EMBO J. 1990.PMID: 1691096Free PMC article.