Charlson index scores from administrative data and case-note review compared favourably in a renal disease cohort
Citation
Johnston , M C , Marks , A , Crilly , M A , Prescott , G J , Robertson , L M & Black , C 2015 , ' Charlson index scores from administrative data and case-note review compared favourably in a renal disease cohort ' , European Journal of Public Health , vol. 25 , no. 3 , pp. 391-396 . https://doi.org/10.1093/eurpub/cku238