International Classification of Diseases, Ninth Revision, Clinical Modification (ICD-9-CM)

The international standard diagnostic classification for epidemiological and many health management purposes.

Includes general analysis of population groups and monitoring of incidence and prevalence of diseases and other health issues relating to other variables. Used in classifying diseases recorded on health documents, including death certificates and hospital records, that provide the basis for the national mortality and morbidity statistics by WHO Member States.

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