title: Neck musculature and EMG biofeedback in treatment of muscle contraction headache.
mesh_terms: D000328:Adult; D001676:Biofeedback, Psychology; D004576:Electromyography; D006261:Headache / Q000503:physiopathology / Q000628:therapy*; D006801:Humans; D008875:Middle Aged; D009119:Muscle Contraction; D009132:Muscles / Q000503:physiopathology*; D009334:Neck Muscles / Q000503:physiopathology*