title: The highs and lows of PPOs.
abstract: Anywhere from 38 to 65 million people obtained health care from PPOs in 1990. These numbers are on the upswing, and so seems to be employers' satisfaction with this managed care option.
authors: L
authors: L
authors: Christensen
mesh_terms: D003362:Cost-Benefit Analysis; D006264:Health Benefit Plans, Employee / Q000458:organization & administration*; D006297:Health Services Accessibility; D011243:Preferred Provider Organizations / Q000458:organization & administration*; D011787:Quality of Health Care; D014481:United States