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International Journal of Gynecology and Obstetrics > 2009 > 104 > Supplement > S11-S13
International Journal of Gynecology and Obstetrics > 2000 > 70 > 1 > 99-104
International Journal of Gynecology and Obstetrics > 2009 > 104 > Supplement > S11-S13
International Journal of Gynecology and Obstetrics > 2000 > 70 > 1 > 99-104