{

"resourceType": "CodeSystem",
"id": "concept-properties",
"meta": {
  "lastUpdated": "2019-11-01T09:29:23.356+11:00"
},
"extension": [
  {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode": "vocab"
  },
  {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode": "normative"
  },
  {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
    "valueInteger": 4
  }
],
"url": "http://hl7.org/fhir/concept-properties",
"version": "4.0.1",
"name": "FHIR Defined Concept Properties",
"status": "draft",
"publisher": "FHIR Project",
"description": "A set of common concept properties for use on coded systems throughout the FHIR eco-system.",
"caseSensitive": true,
"valueSet": "http://hl7.org/fhir/ValueSet/concept-properties",
"content": "complete",
"concept": [
  {
    "code": "inactive",
    "display": "Inactive",
    "definition": "True if the concept is not considered active - e.g. not a valid concept any more. Property type is boolean, default value is false"
  },
  {
    "code": "deprecated",
    "display": "Deprecated",
    "definition": "The date at which a concept was deprecated. Concepts that are deprecated but not inactive can still be used, but their use is discouraged, and they should be expected to be made inactive in a future release. Property type is dateTime"
  },
  {
    "code": "notSelectable",
    "display": "Not Selectable",
    "definition": "The concept is not intended to be chosen by the user - only intended to be used as a selector for other concepts. Note, though, that the interpretation of this is highly contextual; all concepts are selectable in some context. Property type is boolean"
  },
  {
    "code": "parent",
    "display": "Parent",
    "definition": "The concept identified in this property is a parent of the concept on which it is a property. The property type will be 'code'. The meaning of 'parent' is defined by the hierarchyMeaning attribute"
  },
  {
    "code": "child",
    "display": "Child",
    "definition": "The concept identified in this property is a child of the concept on which it is a property. The property type will be 'code'. The meaning of 'child' is defined by the hierarchyMeaning attribute"
  }
]

}