The eustachian tube--3: Function tests.
D000818:Animals; D002371:Cat Diseases / Q000175:diagnosis*; D002415:Cats; D004283:Dog Diseases / Q000175:diagnosis*; D004285:Dogs; D004427:Ear Diseases / Q000175:diagnosis / Q000662:veterinary*; D005064:Eustachian Tube; D008722:Methods