title: The present influenza outbreak.
mesh_terms: D000956:Antigens, Viral; D004196:Disease Outbreaks / Q000517:prevention & control*; D005827:Genetics, Microbial; D006801:Humans; D007125:Immunogenetics; D007252:Influenza Vaccines; D007251:Influenza, Human / Q000517:prevention & control*; D009975:Orthomyxoviridae / Q000276:immunology; D014611:Vaccination
chemical_list: D000956:Antigens, Viral; D007252:Influenza Vaccines