1. The World Bank: World Development Indicators - Country data-Lao PDR. World Dev: Indic database; 2014. Available: . Accessed 31 December 2014 http://data.worldbank.org/country/lao-pdr
2. WHO: WHO Country Cooperation Strategy for the Lao People’s Democratic Republic 2012–2015. Manila: WHO; 2011.
3. ADB: Country Strategy and Program: Lao People’s Democratic Republic 2007–2011. Vientiane: Lao PDR; 2006.
4. WHO, Lao PDR Ministry of Health: Lao PDR Health Service Delivery Profile. Vientiane: Lao PDR; 2012.
5. Lao PDR Government: Lao PDR Population Census. Vientiane, Lao PDR; 2005.