title: Biofeedback and relaxation training: the effect on headache and associated symptoms.
authors.forename: W B
authors.initials: WB
authors.lastname: Smith
mesh_terms: D001676:Biofeedback, Psychology; D006261:Headache / Q000523:psychology / Q000628:therapy*; D006801:Humans; D008881:Migraine Disorders / Q000523:psychology / Q000628:therapy; D012064:Relaxation Therapy