Links
Centers for Disease Control and Prevention, US: Influenza
European Centre for Disease Prevention and Control: Seasonal influenza
European Influenza Surveillance Network (EISN)
Public Health England: Influenza
National Virus Reference Laboratory
New Zealand Ministry of Health: Influenza
Northern Ireland: HSC Public Health Agency
Unexplained Respiratory Disease Outbreaks (URDO), CDC, US
World Health Organization: Health Topics: Influenza
Last updated: 24 June 2014