title: USE OF HOSPITAL ADMISSIONS IN EPIDEMIOLOGIC STUDIES OF MENTAL DISEASE.
mesh_terms: D044383:Black People; D016021:Epidemiologic Studies; D004813:Epidemiology; D006739:Hospital Administration; D006760:Hospitalization; D006778:Hospitals, Psychiatric; D006801:Humans; D001523:Mental Disorders; D012559:Schizophrenia; D012924:Social Conditions
keywords: EPIDEMIOLOGY; HOSPITAL ADMINISTRATION; HOSPITALS, PSYCHIATRIC; MENTAL DISORDERS; NEGROES; SCHIZOPHRENIA; SOCIAL CONDITIONS