Measurement of quality and market opportunities.
D003625:Data Collection; D006302:Health Services Research; D007193:Independent Practice Associations / Q000592:standards*; D007348:Insurance, Health / Q000592:standards*; D010043:Outcome and Process Assessment, Health Care / Q000379:methods; D011243:Preferred Provider Organizations / Q000592:standards*; D011331:Private Practice / Q000592:standards*; D011787:Quality of Health Care; D014481:United States