Assessing the appropriateness of medical care.
Wassertheil-Smoller
S
S
Tobin
J
J
Steingart
R
R
D002309:Cardiology; D017023:Coronary Angiography / Q000706:statistics & numerical data*; D006801:Humans; D017202:Myocardial Ischemia / Q000000981:diagnostic imaging*; D010818:Practice Patterns, Physicians'; D013044:Specialty Boards