The role of the federal government in assuring access to health care.
D004651:Employment; D006076:Government; D006291:Health Policy / Q000639:trends; D006297:Health Services Accessibility / Q000191:economics*; D006801:Humans; D007348:Insurance, Health / Q000458:organization & administration; D008484:Medicaid; D008483:Medical Assistance / Q000331:legislation & jurisprudence*; D008489:Medical Indigency; D006278:Medicare; D011203:Poverty; D013223:Statistics as Topic; D014478:Unemployment; D014481:United States