Source: Maternal Mortality in 2005, Estimates Developed by WHO, UNICEF, UNFPA, Department of Reproductive Health and Research, World Health Organization, 2007
Source: World Population Prospects: The 2004 Revision, Department of Economic and Social Affairs, Population Division, United Nations, 2005
Source: World Contraceptive Use 2005, Department of Economic and Social Affairs, Population Division, United Nations, 2006
Source: Low Birthweight: Country, Regional and Global Estimates, Statistics and Monitoring, United Nations Children's Fund, and Department of Reproductive Health and Research, World Health Organization, 2004
Source: Skilled Attendant at Birth, 2006 Global Estimates, Department of Reproductive Health and Research, World Health Organization, April 2006
Source:HFEA Facts & Figures 2006
Source: BJOG 112, 403–408; 2005.