Bacteriology of otitis media.
D002648:Child; D003105:Colombia; D006192:Haemophilus Infections / Q000453:epidemiology*; D006193:Haemophilus influenzae / Q000302:isolation & purification; D006801:Humans; D010033:Otitis Media / Q000382:microbiology*; D013203:Staphylococcal Infections / Q000453:epidemiology*