1. Influenza outbreak in a vaccinated population—USS Ardent, February 2014;MMWR Morb Mortal Wkly Rep,2014
2. Replication of avian influenza viruses in humans
3. Universal influenza vaccines: Shifting to better vaccines
4. Decline in influenza vaccine effectiveness with time after vaccination, Navarre, Spain, season 2011/12;Euro Surveill,2013
5. Estimates of deaths associated with seasonal influenza—United States, 1976–2007;CDC;MMWR Morb Mortal Wkly Rep,2010