title: Biofeedback behavioral treatment of headache with locus of control pain analysis: a 20-month retrospective study.
mesh_terms: D000328:Adult; D000368:Aged; D001676:Biofeedback, Psychology; D005260:Female; D006261:Headache / Q000628:therapy*; D006801:Humans; D007389:Internal-External Control; D008297:Male; D008875:Middle Aged; D008881:Migraine Disorders / Q000503:physiopathology / Q000523:psychology; D009119:Muscle Contraction; D012189:Retrospective Studies; D013315:Stress, Psychological