Probe-tone frequency and the diagnostic value of tympanometry.
D000388:Air; D001299:Audiometry; D004427:Ear Diseases / Q000175:diagnosis; D004432:Ear, Middle / Q000502:physiology; D006311:Hearing Disorders / Q000175:diagnosis; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D010033:Otitis Media / Q000175:diagnosis; D010040:Otosclerosis / Q000175:diagnosis; D011312:Pressure