Eustachian tube blocking: a method of treatment.
D004427:Ear Diseases / Q000209:etiology / Q000628:therapy*; D005064:Eustachian Tube; D006801:Humans; D007759:Labyrinth Diseases / Q000150:complications; D008722:Methods; D010033:Otitis Media / Q000150:complications; D012852:Sinusitis / Q000150:complications; D012907:Smoking / Q000150:complications