title: Researching chronic fatigue.
authors: S
authors: S
authors: Butler
authors: T
authors: T
authors: Chalder
mesh_terms: D000328:Adult; D015928:Cognitive Behavioral Therapy / Q000592:standards*; D015673:Fatigue Syndrome, Chronic / Q000523:psychology / Q000628:therapy*; D005260:Female; D006801:Humans; D008297:Male