1. WHO. (2003). Improving data quality: a guide for developing countries. Manila: WHO.
2. WHO. (2006a). Country Health System Fact Sheet 2006 Cameroon. Retrieved December 5, 2010, from www.afro.who.int
3. WHO. (2006b). Framework and standards for the development of country health information systems. Geneva: Health matrix network.
4. WHO. (2009). Cameroon WHO country office. Retrieved October 17, 2010, from http://www.afro.who.int/index.php?option=com_content&view=article&id=1020&Itemid=2051
5. WHO. (2010a). Achieving Sustainable Health Development in the African Region: Strategic
6. Directions for WHO 2010-2015. Retrieved October 20, 2010, from www.afro.who.int
7. WHO. (2010b). Cameroon. Retrieved October 17, 2010, from http://www.who.int/countries/cmr/en/