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2. Office of the High Commissioner for Human Rights, United Nations Fund for Population Activities, United Nations International Children’s Emergency Fund, United Nations Women, World Health Organization. Preventing Gender-Biased Sex Selection: an Interagency Statement. Geneva, Switzerland: World Health Organization; 2011. https://www.who.int/publications/i/item/9789241501460
3. United Nations Fund for Population Activities, Asia and the Pacific Regional Office. Sex imbalances at birth. Published January 1, 2012. Accessed November 1, 2019. https://asiapacific.unfpa.org/en/publications/sex-imbalances-birth