Hospitals saw patient margin vanish in 1988.
Dyer
C
C
American Hospital Association.
D003625:Data Collection; D006764:Hospitals, Community / Q000191:economics* / Q000706:statistics & numerical data; D007250:Inflation, Economic / Q000706:statistics & numerical data; D007902:Length of Stay / Q000706:statistics & numerical data; D010343:Patient Admission / Q000706:statistics & numerical data; D010561:Personnel Staffing and Scheduling / Q000706:statistics & numerical data; D014481:United States