Significance of haemophilus influenzae type-c.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D006192:Haemophilus Infections / Q000453:epidemiology*; D006193:Haemophilus influenzae / Q000145:classification; D006801:Humans; D008297:Male; D012703:Serotyping; D012737:Sex Factors