title: [Observations of the circulation of influenza virus in western Sicily, 1977-78].
mesh_terms: D000914:Antibodies, Viral; D004812:Epidemiologic Methods; D006801:Humans; D007251:Influenza, Human / Q000276:immunology / Q000635:transmission*; D009975:Orthomyxoviridae / Q000145:classification; D012703:Serotyping
chemical_list: D000914:Antibodies, Viral
vernacular_title: Osservazioni sulla circolazione di virus influenzali nella sicilia occidentale, 1977-78.