title: [Current data on influenza viruses].
mesh_terms: D006801:Humans; D007252:Influenza Vaccines; D007251:Influenza, Human / Q000517:prevention & control*; D009975:Orthomyxoviridae; D014611:Vaccination
chemical_list: D007252:Influenza Vaccines
vernacular_title: Aggiornamento sui virus influenzai.