Response to Precision on the Scope on the Combined Comorbidity Index Published in: Validation of the Combined Comorbidity Index of Charlson and Elixhauser to Predict 30-Day Mortality Across ICD-9 and ICD-10 Reply

Simard, M; Sirois, C; Candas, B

Simard, M (reprint author), Quebec Natl Inst Publ Hlth, Quebec City, PQ, Canada.

MEDICAL CARE, 2018; 56 (9): 812