1. Central Intelligence Agency World Fact Book: Haiti http://www.cia.gov/library/publications/the-world-factbook/geos/ha.html
2. News Digital Media News.com.au. Only One Hospital Open in Haiti’s Quake-hit Capital http://www.news.com.au/breaking-news/only-one-hospital-open-in-haitis-quake-hit-capital/story-e6frfku0-12258190446342
3. United States Institute of Peace Haiti: A Republic of NGOs? http://www.usip.org/events/Haiti-republic-ngos
4. The Earthquake in Haiti--dispatch from Port-au-Prince;Pape;N Engl J Med.,2010