DISCRIMINATION IMPROVEMENT.
D001340:Autonomic Nerve Block; D003638:Deafness; D006309:Hearing; D034381:Hearing Loss; D006320:Hearing Tests; D006801:Humans; D009119:Muscle Contraction; D013514:Surgical Procedures, Operative; D013719:Tensor Tympani
AUTONOMIC NERVE BLOCK; DEAFNESS; HEARING; MUSCLE CONTRACTION; SURGERY, OPERATIVE; TENSOR TYMPANI