[Clinical characteristics of outbreaks of influenza A2].
D000328:Adult; D004196:Disease Outbreaks; D005260:Female; D006801:Humans; D007251:Influenza, Human / Q000175:diagnosis* / Q000453:epidemiology; D008297:Male; D009031:Moscow
Klinicheskaia kharakteristika vspyshki grippa A2.