title: Clinical practice guidelines and scientific evidence.
authors: Elliott M
authors: EM
authors: Antman
authors: Raymond J
authors: RJ
authors: Gibbons
mesh_terms: D002309:Cardiology / Q000592:standards*; D002318:Cardiovascular Diseases / Q000517:prevention & control*; D019317:Evidence-Based Medicine / Q000379:methods*; D006801:Humans; D017410:Practice Guidelines as Topic; D012955:Societies, Medical; D014481:United States