A longitudinal study of ear disease and hearing sensitivity in children.
D000367:Age Factors; D001299:Audiometry; D002648:Child; D002675:Child, Preschool; D004423:Ear / Q000293:injuries; D004427:Ear Diseases / Q000175:diagnosis* / Q000453:epidemiology; D004812:Epidemiologic Methods; D005260:Female; D005500:Follow-Up Studies; D006311:Hearing Disorders / Q000175:diagnosis* / Q000453:epidemiology; D006320:Hearing Tests; D006801:Humans; D008297:Male; D010033:Otitis Media / Q000453:epidemiology; D010038:Otorhinolaryngologic Diseases / Q000175:diagnosis; D010414:Pennsylvania; D010808:Physical Examination; D012141:Respiratory Tract Infections / Q000453:epidemiology; D012572:School Health Services; D014012:Tinnitus / Q000453:epidemiology; D014432:Tympanic Membrane / Q000503:physiopathology; D014717:Vertigo / Q000453:epidemiology