title: Investigation on the outbreak of influenza by A/USSR/77 virus strain in Pune, Maharashtra in 1978.
mesh_terms: D000328:Adult; D004196:Disease Outbreaks; D005260:Female; D006801:Humans; D007194:India; D009980:Influenza A virus / Q000302:isolation & purification*; D007251:Influenza, Human / Q000453:epidemiology* / Q000382:microbiology; D008297:Male