title: [Validity of anti-influenza vaccination].
mesh_terms: D004341:Drug Evaluation; D006801:Humans; D007252:Influenza Vaccines / Q000008:administration & dosage*; D007251:Influenza, Human / Q000276:immunology / Q000382:microbiology / Q000517:prevention & control*; D009154:Mutation; D009975:Orthomyxoviridae / Q000235:genetics / Q000276:immunology; D011995:Recombination, Genetic; D014611:Vaccination
chemical_list: D007252:Influenza Vaccines
vernacular_title: La validità della vaccinazione antinfluenzale.