1. Orthomyxoviridae: the viruses and their replication;RA Lamb;Fields Virology,2001
2. (WHO) WHO. Influenza (Seasonal) Fact sheet N°211. 2009.
3. CDC. Inactivated influenza vaccine information statement. 2015.
4. Prevention and control of influenza with vaccines: recommendations of the Advisory Committee on Immunization Practices (ACIP)—United States, 2012–13 influenza season;MMWR,2012
5. Comparative immunogenicity of trivalent influenza vaccine administered by intradermal or intramuscular route in healthy adults;RB Belshe;Vaccine,2007