title: Epidemiology of chronic fatigue syndrome.
authors.affiliation: Viral Epidemiology Branch, National Cancer Institute, Bethesda, Maryland 20892.
authors.forename: P H
authors.initials: PH
authors.lastname: Levine
mesh_terms: D016000:Cluster Analysis; D004196:Disease Outbreaks; D015981:Epidemiologic Factors; D015673:Fatigue Syndrome, Chronic / Q000175:diagnosis / Q000453:epidemiology*; D006801:Humans