title: Influenza C virus.
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks; D005260:Female; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology* / Q000821:virology*; D009982:Gammainfluenzavirus / Q000302:isolation & purification*; D008297:Male; D008875:Middle Aged