The National Network for Immunization Information (NNii) provides up-to-date, science-based information to healthcare professionals, the media, and the public: everyone who needs to know the facts about vaccines and immunization.
Immunization Issues
Seasonal and Pandemic Influenza
What is the difference between seasonal and pandemic influenza? What is the role of bird and swine flu viruses in a potential pandemic?
Immunization Science
Impact of Rotavirus Vaccine in Gastroenteritis Hospitalizations
This study describes the reduction in acute gastroenteritis hospitalizations among children after introduction of rotavirus vaccine in the United States.
News
Updates
CDC has released U.S. data on vaccination coverage among adolescents aged 13-17 years for 2009.
Posted: Aug 19, 2010
ACIP has released updated recommendations for the use of influenza vaccines.
Posted: Aug 5, 2010