# description
Codes identifying the lifecycle stage of a definition.

# concept[].definition
The definition is in the design stage and is not yet considered to be "ready for use".

# concept[].definition
The definition is considered ready for use.

# concept[].definition
The definition should no longer be used.

# concept[].definition
The authoring/source system does not know which of the status values currently applies for this resource.  Note: This concept is not to be used for "other" - one of the listed statuses is presumed to apply,  but the authoring/source system does not know which.