title: Practice parameters called key to effective QA programs.
authors: American Medical Association.
authors: J T
authors: JT
authors: Kelly
mesh_terms: D002985:Clinical Protocols / Q000592:standards*; D010818:Practice Patterns, Physicians' / Q000592:standards*; D011785:Quality Assurance, Health Care / Q000592:standards*; D012955:Societies, Medical; D014481:United States