National health insurance: what kind and how much. 2.
D000574:American Medical Association; D003256:Community Participation; D003695:Delivery of Health Care; D004470:Economics, Medical; D005380:Financing, Government; D005382:Financing, Personal; D007183:Income Tax; D007348:Insurance, Health; D006278:Medicare; D009934:Organization and Administration; D012952:Societies; D014481:United States