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Ikechebelu JI, Onyiaorah IV, Ugboaja JO, Anyiam DC, Eleje GU.Ikechebelu JI, et al.J Obstet Gynaecol. 2010 Apr;30(3):299-301. doi: 10.3109/01443610903531394.J Obstet Gynaecol. 2010.PMID: 20373936Free article.