1. UNHCR. The State of the World's Refugees. 2006; Chapter 3 http://www.unhcr.org/publ/PUBL/4444d3c52f.html. (Accessed 2009 Mar 12).
2. http://www.unisdr.org/eng/media-room/press-release/2009/pr-2009-01-disater-figures-2008.pdf. (Accessed 2009 Mar 12).
3. Internal displacement. Global overview of trends and developments in 2007. Geneva: Internal Displacement Monitoring Center, 2008; 6.
4. World Health Organization/UN Joint Medical Services. Occupational health of field personnel in complex emergencies: report of pilot study. WHO/EHA 98.4. July 1998.
5. Fatalities in the Peace Corps: A Retrospective Study, 1984 to 2003