title: Aspects of the epidemiology of mental illness: studies in record linkage. Preface.
mesh_terms: D001330:Electronic Data Processing; D004812:Epidemiologic Methods; D004813:Epidemiology; D005500:Follow-Up Studies; D006801:Humans; D001523:Mental Disorders / Q000453:epidemiology*; D009017:Morbidity; D011153:Population; D011570:Psychiatry; D011996:Records; D012042:Registries; D012606:Scotland