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Ordorica SA, Marks F, Frieden FJ, Hoskins IA, Young BK.Ordorica SA, et al. Among authors: hoskins ia.Am J Obstet Gynecol. 1990 May;162(5):1166-7. doi: 10.1016/0002-9378(90)90008-u.Am J Obstet Gynecol. 1990.PMID: 2187346