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International Journal of Gynecology and Obstetrics > 2009 > 106 > 2 > 137-140
Journal of Substance Abuse Treatment > 2008 > 35 > 1 > 87-92
Archives of Medical Research > 2005 > 36 > 6 > 617-621
Best Practice & Research Clinical Obstetrics & Gynaecology > 2005 > 19 > 2 > 197-210