Volume and outcome.
James E
JE
Barone
Donald A
DA
Risucci
John A
JA
Savino
D000368:Aged; D015986:Confounding Factors, Epidemiologic; D017052:Hospital Mortality; D006761:Hospitals / Q000706:statistics & numerical data*; D006801:Humans; D006278:Medicare; D017063:Outcome Assessment, Health Care; D012044:Regression Analysis; D013514:Surgical Procedures, Operative / Q000401:mortality* / Q000706:statistics & numerical data*; D014481:United States / Q000453:epidemiology