authors
- Metcalfe, David
- Masters, James
- Delmestri, Antonella
- Judge, Andrew
- Perry, Daniel
- Cheryl K. Zogg, PhD, MSPH, MHS
- Gabbe, Belinda
- Costa, Matthew
Coding algorithms for defining Charlson and Elixhauser co-morbidities in Read-coded databases.
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publication date
- January 1, 2019
published in
- BMC medical research methodology Journal