Am J Public Health: Influenza Preparedness and Response Oct 2009 supplement

CDC: "Take 3" Actions to Fight the Flu

CDC: Clinical Description and Lab Diagnosis of Influenza

CDC: Clinician Information Line Toll-free number to call 24/7 for questions about a number of diseases and emergencies

CDC: Cover Your Cough: Stop the Spread of Germs that Make You and Others Sick! Includes printable posters for healthcare and community settings

CDC: Influenza A (H2N2) Situation Web page launched in April 2005, updated as events unfold

CDC: Influenza Activity Updated weekly

CDC: Influenza Home Page

CDC: National Immunization Program Home Page

CDC: Q & A on Influenza Questions and answers on a variety of topics related to seasonal flu; updated frequently

CDC: Seasonal Influenza--Free Resources

CDC: Vaccine Information Statement 2010-2011: Inactivated Influenza Vaccine

CDC: Vaccine Information Statement 2010-2011: Live, Intranasal Influenza Vaccine

CDC: Vaccine storage and handling toolkit

CDC: What's New With Flu Frequently updated list of CDC resources

European Influenza Surveillance Network: Home Page

Expert Rev Vaccines: Influenza and vaccine development, April 2009

FDA: Guidance for Industry: Characterization and Qualification of Cell Substrates and Other Biological Materials Used in the Production of Viral Vaccines for Infectious Disease Indications Document released Mar 2, 2010

Influenza and Other Respiratory Viruses: Recent developments in seasonal and pandemic influenza vaccines Special Issue Nov 2008 (free online access through Dec 2009)

NPR (National Public Radio): Watching for the Next Pandemic Series of stories

Seasonal and Pandemic Influenza: At the Crossroads, a Global Opportunity Nov 1, 2006, supplement to J Infect Dis

WHO: April 2012 Bull World Health Organ Special issue on influenza

WHO: Collaborating Centres for Reference and Research on Influenza

WHO: Influenza Home Page