This is the Continuous Integration Build of FHIR (will be incorrect/inconsistent at times).
See the Directory of published versions 
Terminology Infrastructure Work Group | Maturity Level: N/A | Standards Status: Informative | Security Category: Anonymous | Compartments: No defined compartments |
This resource has 4 operations associated with it:
| $lookup | Concept Look Up & Decomposition | Normative |
| $validate-code | Code System based Validation | Normative |
| $subsumes | Subsumption Testing | Normative |
| $find-matches | Finding codes based on supplied properties | Trial Use |
In addition, there are operations that apply to all resource types:
| $validate | Validate a resource | Normative |
| $meta | Access a list of profiles, tags, and security labels | Trial Use |
| $meta-add | Add profiles, tags, and security labels to a resource | Trial Use |
| $meta-delete | Delete profiles, tags, and security labels for a resource | Trial Use |
| $convert | Convert from one form to another | Draft |
| $graphql | Execute a graphql statement | Trial Use |
| $graph | Return a graph of resources | Trial Use |
| $add | Add to an array in a large resource | Trial Use |
| $remove | Remove from an array in a large resource | Trial Use |
| $filter | Filter an array in a large resource | Trial Use |
For more information about operations, including how they are invoked, see Operations.