International Journal of Gynecology & Obstetrics (2013) - Comments
pubmed: 24041469  doi: 10.1016/j.ijgo.2013.05.019  issn: 1879-3479  issn: 0020-7292 

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Nkechi G. Onyeneho, Bright C. Orji, Joseph C. Okeibunor, William R. Brieger