title: Etiologic agents of pediatric otitis media.
mesh_terms: D002648:Child; D002675:Child, Preschool; D006192:Haemophilus Infections / Q000188:drug therapy*; D006193:Haemophilus influenzae; D006801:Humans; D007223:Infant; D010033:Otitis Media / Q000209:etiology*