title: [ANTIGENIC ANALYSIS OF INFLUENZA A 2 VIRUSES ISOLATED FROM 1957 TO 1963 IN THE AREA OF PALERMO].
mesh_terms: D000941:Antigens; D004813:Epidemiology; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D009980:Influenza A virus; D007251:Influenza, Human; D007558:Italy; D009975:Orthomyxoviridae
chemical_list: D000941:Antigens
keywords: ANTIGENS; EPIDEMIOLOGY; HEMAGGLUTINATION INHIBITION TESTS; INFLUENZA VIRUSES; INFLUENZA, ASIAN; ITALY
vernacular_title: ANALISI ANTIGENICA DI VIRUS INFLUENZALI A ISOLATI DAL 1957 AL 1963 NELL'AREA PALERMITANA.