Functional hearing level.
D001299:Audiometry; D001844:Bone Conduction; D002648:Child; D005712:Galvanic Skin Response; D006311:Hearing Disorders / Q000175:diagnosis; D006320:Hearing Tests; D006801:Humans; D008306:Malingering / Q000175:diagnosis; D013063:Speech Discrimination Tests; D013069:Speech Reception Threshold Test