title: The relation between volume and outcome in health care.
authors.forename: E L
authors.initials: EL
authors.lastname: Hannan
mesh_terms: D000368:Aged; D006302:Health Services Research; D006760:Hospitalization / Q000706:statistics & numerical data; D006761:Hospitals / Q000706:statistics & numerical data*; D006801:Humans; D009203:Myocardial Infarction / Q000401:mortality* / Q000628:therapy; D017063:Outcome Assessment, Health Care; D011787:Quality of Health Care; D020379:Risk Adjustment