State trends in additions - state and county mental hospital inpatient services 1971--1975.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D006766:Hospitals, County / Q000706:statistics & numerical data*; D006778:Hospitals, Psychiatric / Q000706:statistics & numerical data*; D006779:Hospitals, Public / Q000706:statistics & numerical data*; D006783:Hospitals, State / Q000706:statistics & numerical data*; D006801:Humans; D008605:Mental Health Services / Q000639:trends*; D008875:Middle Aged; D010343:Patient Admission; D010359:Patient Readmission; D013223:Statistics as Topic; D014481:United States