title: Keeping costly medical care affordable. What is the role of HMO's, IPA's, and foundations for medical care?
mesh_terms: D003363:Cost Control; D006279:Health Maintenance Organizations / Q000191:economics*; D006801:Humans; D007357:Insurance, Physician Services / Q000191:economics*; D011331:Private Practice / Q000191:economics*; D014481:United States