Health services research and health policy: interactions.
D003695:Delivery of Health Care; D006076:Government; D006279:Health Maintenance Organizations; D007883:Legislation, Medical; D008484:Medicaid; D006278:Medicare; D010380:Peer Review; D011057:Politics; D011787:Quality of Health Care; D012106:Research; D012922:Social Change; D012926:Social Control, Formal; D014481:United States