1. The White House. President delivers remarks on smallpox. 13 December 2002. Available at: http://www.whitehouse.gov/news/releases/2002/12/20021213-7.html. Accessed 11 February 2003.
2. The White House. Protecting Americans: smallpox vaccination program. 13 December 2002. Available at: http://www.whitehouse.gov/news/releases/2002/12/20021213-1.html. Accessed 11 February 2003.
3. The White House. Frequently asked questions [regarding the smallpox vaccination program]. 13 December 2002. Available at: http://www.whitehouse.gov/news/releases/2002/12/20021213-3.html. Accessed 11 February 2003.
4. Centers for Disease Control and Prevention. Protecting Americans: smallpox vaccination program (CDC). 13 December 2002. Available at: http://www.bt.cdc.gov/agent/smallpox/vaccination/vaccination-program-statement.asp. Accessed 11 February 2003.
5. Centers for Disease Control and Prevention. Draft recommendations for use of smallpox vaccine in a pre-event smallpox vaccination program: supplemental recommendations of the Advisory Committee on Immunization Practices (ACIP) and the Healthcare Infection Control Practices Advisory Committee (HICPAC). Available at: http://www.bt.cdc.gov/agent/smallpox/vaccination/acip-guidelines.asp. Accessed 11 February 2003.