Trends in patient care episodes in mental health facilities. 1955-1977.
D003631:Day Care, Medical; D006778:Hospitals, Psychiatric / Q000706:statistics & numerical data; D006801:Humans; D008605:Mental Health Services / Q000706:statistics & numerical data*; D010044:Outpatient Clinics, Hospital / Q000706:statistics & numerical data; D014481:United States