Editorial comment: Prognostic information in administrative co-morbidity data following coronary artery bypass grafting.
Wahba
Alexander
A
D015897:Comorbidity; D001026:Coronary Artery Bypass / Q000401:mortality*; D003718:Denmark / Q000453:epidemiology; D004812:Epidemiologic Methods; D006801:Humans; D011379:Prognosis