title: Research aims at influencing health care policy and delivery.
mesh_terms: D003365:Costs and Cost Analysis; D003695:Delivery of Health Care; D005380:Financing, Government; D006296:Health Services; D006760:Hospitalization; D007902:Length of Stay; D011366:Professional Review Organizations; D011787:Quality of Health Care; D012106:Research; D012943:Social Security; D014481:United States