Eustachian tube dysfunction as a cause for chronic secretory otitis in children. (Correction by pressure-equalization).
D005064:Eustachian Tube; D006801:Humans; D007440:Intubation; D010033:Otitis Media / Q000601:surgery*; D011095:Polyethylenes; D013492:Suppuration
D011095:Polyethylenes