title: Assuring access in a changing health care system.
mesh_terms: D003363:Cost Control; D003695:Delivery of Health Care / Q000191:economics*; D006297:Health Services Accessibility / Q000191:economics*; D008484:Medicaid / Q000191:economics; D008489:Medical Indigency; D006278:Medicare / Q000191:economics; D014481:United States