New influenza.
D000956:Antigens, Viral; D004196:Disease Outbreaks / Q000517:prevention & control*; D006801:Humans; D007252:Influenza Vaccines; D007251:Influenza, Human / Q000517:prevention & control*; D009975:Orthomyxoviridae / Q000276:immunology; D014611:Vaccination
D000956:Antigens, Viral; D007252:Influenza Vaccines