Evaluation of health policies and actions.
D003362:Cost-Benefit Analysis; D005069:Evaluation Studies as Topic; D005102:Health Expenditures; D006305:Health Status Indicators; D006801:Humans; D007855:Lead Poisoning / Q000191:economics; D008137:Longitudinal Studies; D011640:Public Policy; D011787:Quality of Health Care; D012935:Social Justice; D019966:Substance-Related Disorders / Q000517:prevention & control; D014481:United States