1. United Nations Conference of Plenipotentiaries on the Status of Refugees and Stateless Persons: Available at: http://www.unhcr.ch/cgi-bin/texis/vtx/publ. Accessed December 20, 2003
2. United Nations High Commissioner for Refugees: The State of the World's Refugees–-50 years of Humanitarian Action. Oxford, UK: Oxford University Press; 2000
3. United States Immigration and Naturalization Service: Statistical Yearbook of the INS. Washington, DC: US Government Printing Office; 1999. Available at: http://uscis. gov/graphics/shared/aboutus/statistics/ybpage.htm. Accessed December 20, 2003
4. United States Office of Refugee Resettlement: Annual Report to Congress. Washington, DC: US Government Printing Office; 1999. Available at: www.acf.dhhs.gov/programs/ orr/policy/arc_99.htm. Accessed July 4, 2002
5. Ackerman L: Health problems of refugees. J Am Board Fam Pract 1997; 105:337–348