By Onah HE   Ibeziako N   Umezulike AC   Effetie ER   Ogbuokiri CM   in Journal of Obstetrics & Gynaecology

ISSN:1364-6893|25|4|342-346

Informa Healthcare‎(2005)‎

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By Onah H.E.   in International Journal of Gynecology and Obstetrics

ISSN:0020-7292|83|2|215-218

Elsevier‎(2003)‎

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By Onah H.E.   Ugona M.C.   in International Journal of Gynecology and Obstetrics

ISSN:0020-7292|84|1|79-81

Elsevier‎(2004)‎

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