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Curtis KM, Hillis SD, Kieke BA Jr, Brett KM, Marchbanks PA, Peterson HB.Curtis KM, et al. Among authors: peterson hb.Obstet Gynecol. 1998 Jun;91(6):1007-12. doi: 10.1016/s0029-7844(98)00110-0.Obstet Gynecol. 1998.PMID: 9611014