Columbia subject headings:
Health insurance--Government policy--United States.
Medical care--United States.
Harvard subject headings:
Health services accessibility--United States
Medical care--United States--Cost control
Medical care--United States--Finance
Medical care--United States--Quality control
Princeton subject headings:
Health services accessibility--United States.
Medical care--United States--Cost control.
Medical care--United States--Finance.
Medical care--United States--Quality control.