title: [Clinical characteristics of influence due to virus A (HlNl) in 1977-78].
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D006801:Humans; D009980:Influenza A virus / Q000302:isolation & purification*; D007251:Influenza, Human / Q000150:complications / Q000175:diagnosis* / Q000382:microbiology; D008875:Middle Aged; D011024:Pneumonia, Viral / Q000209:etiology
vernacular_title: Klinicheskaia kharakteristika grippa, vyzvannogo virusom A (HlNl) v 1977-1978 gg.