Quantifying quality: NCQA looks at economic impact of improving health care.
D000068:Accreditation / Q000639:trends*; D019538:Health Care Surveys; D006801:Humans; D008329:Managed Care Programs / Q000592:standards*; D011785:Quality Assurance, Health Care / Q000639:trends*; D019984:Quality Indicators, Health Care; D014481:United States