1. Disaster nursing and emergency preparedness for chemical, biological, and radiological terrorism and other hazards,2003
2. Defensetech.org. Chemical “smoking guns” flame out—why? Available at: http://www.defensetech.org/archives/000339.html. Accessed January 18, 2005.
3. Medical toxicology: diagnosis and treatment of human poisoning;Ellenhorn,1996
4. Online PBS. Trail of a terrorist - other millennium attacks. Available at: http://www.pbs.org/wgbh/pages/frontline/shows/trail/inside/attacks.html. Accessed January 2001;18:2005.
5. Who is at risk of death in an earthquake?;Chou;Am J Epidemiol,2004