Fact sheet: Advancing the nation’s preparedness for pandemic influenza. (2006). Retrieved June 4, 2006, from www.whitehouse.gov/homeland/nspi_implementation.pdf
2.
Kilbourne, E. D. (2006). Influenza pandemics of the 20th century. Emerging Infectious Diseases, 12(1). Available from www.cdc.gov/eid
3.
PandemicFlu.gov. (n.d.). Retrieved June 4, 2006, from www.pandemicflu.gov/plan/tab2.html
4.
Taubenberger, J. K., & Morens, D. M. (2006). 1918 influenza: The mother of all pandemics. Emerging Infectious Diseases, 12, 15-22.
