title: Defining the "gold standard": a changing paradigm.
authors.forename: Ami E
authors.initials: AE
authors.lastname: Iskandrian
mesh_terms: D017023:Coronary Angiography / Q000592:standards*; D001026:Coronary Artery Bypass / Q000379:methods*; D003324:Coronary Artery Disease / Q000175:diagnosis*; D006801:Humans; D017078:Laser-Doppler Flowmetry / Q000592:standards*; D017410:Practice Guidelines as Topic; D010818:Practice Patterns, Physicians' / Q000592:standards*; D015203:Reproducibility of Results; D012680:Sensitivity and Specificity; D015899:Tomography, Emission-Computed, Single-Photon / Q000592:standards*