title: Relaxation in systematic desensitization.
mesh_terms: D000328:Adult; D001007:Anxiety; D001521:Behavior Therapy; D005239:Fear; D005260:Female; D006801:Humans; D007092:Imagination; D008875:Middle Aged; D009042:Motivation; D009132:Muscles; D010698:Phobic Disorders / Q000628:therapy*; D012063:Relaxation