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Bahado-Singh RO, Deren O, Tan A, D'Ancona RL, Hunter D, Copel JA, Mahoney MJ.Bahado-Singh RO, et al. Among authors: d ancona rl.Am J Obstet Gynecol. 1996 Dec;175(6):1563-8. doi: 10.1016/s0002-9378(96)70107-2.Am J Obstet Gynecol. 1996.PMID: 8987942Free article.