title: Treatment of headache among children by progressive relaxation.
authors.affiliation: Dept. of Psychology, Free University Amsterdam.
authors.forename: H H
authors.initials: HH
authors.lastname: Emmen
authors.forename: J
authors.initials: J
authors.lastname: Passchier
mesh_terms: D000293:Adolescent; D002648:Child; D002986:Clinical Trials as Topic; D006261:Headache / Q000628:therapy*; D006801:Humans; D012064:Relaxation Therapy