title: NHI: expanding the horizons.
mesh_terms: D003153:Community Health Services / Q000331:legislation & jurisprudence / Q000458:organization & administration; D003191:Comprehensive Health Care / Q000331:legislation & jurisprudence / Q000458:organization & administration; D009310:National Health Insurance, United States / Q000331:legislation & jurisprudence*; D014481:United States