title: [Intratypical antigenic differences in 3 strains of parainfluenza virus-3 isolated from human blood].
mesh_terms: D000941:Antigens / Q000032:analysis*; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D009500:Neutralization Tests; D018184:Paramyxoviridae Infections / Q000175:diagnosis*; D018108:Respirovirus / Q000145:classification / Q000302:isolation & purification*
chemical_list: D000941:Antigens
vernacular_title: Differenze antigeniche intratipiche fra tre ceppi di virus parainfluenzali-3 isolati da sangue umano.