1. ITU: Key statistical highlights: ITU data release June 2012. 2012, Geneva: International Telecommunication Union
2. ITU: The World in 2013: ICT Facts and Figures. 2013, Geneva: International Telecommunication Union
3. WEF & mHealth Alliance: Amplifying the Impact: Examining the Intersection of Mobile Health and Mobile Finance: A discussion guide for collaborative insight presented by the World Economic Forum, in partnership with the mHealth Alliance. 2011, Geneva: World Economic Forum
4. WHO: mHealth: New horizons for health through mobile technologies: second global survey on eHealth. 2011, Geneva: World Health Organization
5. Global Observatory for eHealth–Survey 2009 figures. [http://www.who.int/goe/survey/2009/figures/en/index2.html]