title: Methodological problems in mental illness epidemiology.
mesh_terms: D000367:Age Factors; D001315:Australia; D002170:Canada; D003156:Community Mental Health Services; D004812:Epidemiologic Methods; D005060:Europe; D005191:Family Characteristics; D006760:Hospitalization; D006778:Hospitals, Psychiatric; D006801:Humans; D001523:Mental Disorders / Q000175:diagnosis / Q000453:epidemiology* / Q000209:etiology / Q000628:therapy; D010820:Physicians / Q000706:statistics & numerical data; D011157:Population Dynamics; D011570:Psychiatry; D012042:Registries; D012923:Social Class; D012937:Social Mobility; D012959:Socioeconomic Factors; D011795:Surveys and Questionnaires; D014481:United States