title: The health care system evolves.
authors.forename: J
authors.initials: J
authors.lastname: Rovner
mesh_terms: D000368:Aged; D003695:Delivery of Health Care; D006801:Humans; D007348:Insurance, Health; D008329:Managed Care Programs; D008484:Medicaid; D017057:Medically Uninsured; D006278:Medicare; D014481:United States