title: ER evaluation methods compared.
mesh_terms: D017130:Angioplasty / Q000379:methods; D017023:Coronary Angiography / Q000191:economics / Q000379:methods; D004636:Emergency Service, Hospital / Q000458:organization & administration; D004638:Emergency Treatment; D006801:Humans; D007902:Length of Stay; D009203:Myocardial Infarction / Q000000981:diagnostic imaging* / Q000628:therapy; D010360:Patient Transfer; D015397:Program Evaluation / Q000379:methods*