Hospitals' star ratings and clinical outcomes: ecological study.
Rowan
Kathy
K
Intensive Care National Audit and Research Centre, London WC1H 9HR.
Harrison
David
D
Brady
Anthony
A
Black
Nick
N
D006779:Hospitals, Public / Q000145:classification* / Q000592:standards*; D006801:Humans; D017063:Outcome Assessment, Health Care; D019984:Quality Indicators, Health Care; D013222:State Medicine / Q000592:standards; D006113:United Kingdom