Report card bias.
Dranove
David
D
D015982:Bias; D001026:Coronary Artery Bypass / Q000401:mortality*; D017052:Hospital Mortality; D006801:Humans; D007255:Information Services; D009203:Myocardial Infarction / Q000145:classification / Q000601:surgery*; D009518:New York / Q000453:epidemiology; D012720:Severity of Illness Index; D016896:Treatment Outcome