title: Appropriateness criteria: a useful tool for the cardiologist.
authors.forename: Paul G
authors.initials: PG
authors.lastname: Shekelle
mesh_terms: D002309:Cardiology / Q000592:standards; D005069:Evaluation Studies as Topic; D006331:Heart Diseases / Q000628:therapy*; D006801:Humans; D018579:Patient Selection; D010818:Practice Patterns, Physicians' / Q000592:standards