title: Otitis media: a perennial problem.
mesh_terms: D000900:Anti-Bacterial Agents / Q000627:therapeutic use*; D002648:Child; D002675:Child, Preschool; D003131:Combined Modality Therapy; D006801:Humans; D007223:Infant; D010033:Otitis Media / Q000188:drug therapy*; D010035:Otitis Media, Suppurative / Q000188:drug therapy*; D014432:Tympanic Membrane / Q000601:surgery*
chemical_list: D000900:Anti-Bacterial Agents