1. Qatar Information Exchange [Internet]. Population. [cited October 13, 2013]. Available from: http://www.qix.gov.qa/portal/page/portal/qix/subject_area?subject_area=176; 2011.
2. Maps of the world.com. Qatar GDP. [cited November 14, 2013]. Available from: http://www.mapsofworld.com/qatar/economy/gdp.html; 2011.
3. Qatar. Hamad Medical Corporation annual health report 2012. Department of Epidemiology and Medical statistics. Doha: HMC; 2013.
4. Demographic and health indicators in Gulf Cooperation Council nations with an emphasis on Qatar;Alrouh;J Local Glob Health Perspect,2013
5. Qatar pharmaceuticals and health care report,2013