title: Relaxation training and attention placebo in the treatment of severe insomnia.
mesh_terms: D000328:Adult; D001007:Anxiety / Q000628:therapy; D001143:Arousal / Q000502:physiology; D001288:Attention / Q000502:physiology*; D001341:Autonomic Nervous System / Q000502:physiology; D005260:Female; D006801:Humans; D008297:Male; D010919:Placebos; D012064:Relaxation Therapy; D007319:Sleep Initiation and Maintenance Disorders / Q000188:drug therapy / Q000628:therapy*; D013637:Tape Recording
chemical_list: D010919:Placebos