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2. UNFPA. 2013, http://www.unfpa.org/public/home/mothers/pid/4381 , fact sheet,
3. UN: The Millennium Development Goals Report 2012. 2012, New York: United Nations
4. UN and African Union Commision: Report on Progress in Achieving the Millennium Development Goals in Africa, 2013. 2013, Abidjan: Côte d'Ivoire, E/ECA/COE/32/3. Retrieved April 10, 2013, from http://www.uneca.org/sites/default/files/document_files/report-on-progress-in-achieving-the-mdgs-in-africa.pdf ,
5. WHO, UNFPA, UNICEF and World bank: Trends in maternal mortality: 1990-2010. 2012, Geneva: WHO, UNICEF, UNFPA and The World Bank estimates