title: Tubes for middle ear ventilation: when, why, and how.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D004322:Drainage / Q000009:adverse effects / Q000295:instrumentation*; D004427:Ear Diseases / Q000209:etiology / Q000601:surgery; D004432:Ear, Middle / Q000601:surgery*; D006801:Humans; D007440:Intubation / Q000009:adverse effects / Q000295:instrumentation*; D008875:Middle Aged; D014432:Tympanic Membrane / Q000601:surgery