core + health-lifesci (Health and Lifesciences Extension): terms relating to healthcare, medicine and the life sciences.


Defined in the extension.
Canonical URL:

Thing > Property > code

A medical code for the entity, taken from a controlled vocabulary or ontology such as ICD-9, DiseasesDB, MeSH, SNOMED-CT, RxNorm, etc.

Usage: Between 100 and 1000 domains
Values expected to be one of these types
Used on these types

Schema Version 3.1