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O'Dell CM, Forke CM, Polaneczky MM, Sondheimer SJ, Slap GB.O'Dell CM, et al. Among authors: polaneczky mm.Obstet Gynecol. 1998 Apr;91(4):609-14. doi: 10.1016/s0029-7844(97)00710-2.Obstet Gynecol. 1998.PMID: 9540951Free article.