title: Perceived and actual control in EMG treatment of back pain.
mesh_terms: D000328:Adult; D001143:Arousal; D001416:Back Pain / Q000523:psychology / Q000628:therapy*; D001676:Biofeedback, Psychology; D004576:Electromyography; D005260:Female; D006801:Humans; D008297:Male; D012718:Set, Psychology