[Influenza].
D006801:Humans; D007252:Influenza Vaccines / Q000009:adverse effects; D007251:Influenza, Human / Q000453:epidemiology / Q000503:physiopathology* / Q000517:prevention & control; D009975:Orthomyxoviridae / Q000276:immunology
D007252:Influenza Vaccines
Influenza.