title: The place of sleep disorder centers in the evaluation and treatment of chronic insomniacs.
mesh_terms: D000554:Ambulatory Care Facilities; D002908:Chronic Disease; D006801:Humans; D010300:Parkinson Disease / Q000628:therapy; D007319:Sleep Initiation and Maintenance Disorders / Q000175:diagnosis / Q000523:psychology / Q000628:therapy*; D012893:Sleep Wake Disorders / Q000175:diagnosis / Q000523:psychology / Q000628:therapy*