Regional variation across the United States in the management of acute myocardial infarction.
McCullough
P A
PA
O'Neill
W W
WW
D002318:Cardiovascular Diseases / Q000401:mortality*; D017023:Coronary Angiography / Q000706:statistics & numerical data*; D006801:Humans; D009203:Myocardial Infarction / Q000000981:diagnostic imaging* / Q000628:therapy; D014481:United States / Q000453:epidemiology