Visual reinforcement audiometry.
D000367:Age Factors; D001299:Audiometry / Q000295:instrumentation; D001296:Audiovisual Aids; D001309:Auditory Threshold; D002648:Child; D002675:Child, Preschool; D003214:Conditioning, Classical; D006311:Hearing Disorders / Q000175:diagnosis; D006801:Humans; D008722:Methods; D009949:Orientation; D012054:Reinforcement, Psychology