title: Letter: Chronic otitis media in Indian children.
mesh_terms: D000293:Adolescent; D000900:Anti-Bacterial Agents / Q000627:therapeutic use; D001428:Bacterial Vaccines / Q000627:therapeutic use; D002908:Chronic Disease; D004322:Drainage; D006801:Humans; D007194:India; D008297:Male; D010033:Otitis Media / Q000209:etiology / Q000628:therapy*; D014068:Tonsillectomy
chemical_list: D000900:Anti-Bacterial Agents; D001428:Bacterial Vaccines