The medically needy and needy.
D003363:Cost Control; D003695:Delivery of Health Care / Q000191:economics / Q000331:legislation & jurisprudence / Q000639:trends*; D005251:Fees, Medical; D006291:Health Policy; D006301:Health Services Needs and Demand; D008484:Medicaid / Q000191:economics; D011203:Poverty; D014481:United States