1. General Accounting Office. Flu vaccine problems heighten need to ensure access for high-risk people. General Accounting Office, 2001.
2. Brammer TL, Murray EL, Fukuda K, Hall HE, Klimov A, Cox NJ. Surveillance for influenza—United States, 1997–98, 1998–99, and 1999–00 seasons. MMWR Surveill Summ. 2002;51:1–10.
3. Prevention and control of influenza: recommendations of the Advisory Committee on Immunization Practices. MMWR 2005;54:1–40.
4. Murphy S. Deaths: final data for 1998 National Vital Statistics Reports, 2000.
5. Centers for Disease Control and Prevention (CDC). Experiences with obtaining influenza vaccination among persons in priority groups during a vaccine shortage—United States, October–November, 200. Morb Mortal Wkly Rep. 2004;53:1153–5.