{
  "description": "The meaning of the hierarchy of concepts in a code system",
  "_filename": "codesystem-codesystem-hierarchy-meaning.json",
  "package_name": "hl7.fhir.core",
  "date": "2016-12-06T12:22:34+11:00",
  "meta": {
    "lastUpdated": "2016-12-06T12:22:34.981+11:00"
  },
  "publisher": "HL7 (FHIR Project)",
  "content": "complete",
  "name": "CodeSystemHierarchyMeaning",
  "type": null,
  "experimental": "false",
  "resourceType": "CodeSystem",
  "title": null,
  "package_version": "1.8.0",
  "status": "draft",
  "id": "b270635b-f245-4ce6-b34f-2e5e4ee309fd",
  "valueSet": "http://hl7.org/fhir/ValueSet/codesystem-hierarchy-meaning",
  "kind": null,
  "url": "http://hl7.org/fhir/codesystem-hierarchy-meaning",
  "identifier": {
    "value": "urn:oid:2.16.840.1.113883.4.642.1.982",
    "system": "urn:ietf:rfc:3986"
  },
  "concept": [ {
    "code": "grouped-by",
    "display": "Grouped By",
    "definition": "No particular relationship between the concepts can be assumed, except what can be determined by inspection of the definitions of the elements (possible reasons to use this: importing from a source where this is not defined, or where various parts of the heirarchy have different meanings)"
  }, {
    "code": "is-a",
    "display": "Is-A",
    "definition": "A hierarchy where the child concepts have an IS-A relationship with the parents - that is, all the properties of the parent are also true for it's child concepts"
  }, {
    "code": "part-of",
    "display": "Part Of",
    "definition": "Child elements list the individual parts of a composite whole (e.g. bodysite)"
  }, {
    "code": "classified-with",
    "display": "Classified With",
    "definition": "Child concepts in the hierarchy may have only one parent and there is a presumption that the code system is a \"closed world\" meaning all things must be in the hierarchy. This results in concepts such as \"not otherwise clasified.\""
  } ],
  "caseSensitive": true,
  "version": "1.8.0",
  "contact": [ {
    "telecom": [ {
      "value": "http://hl7.org/fhir",
      "system": "url"
    }, {
      "value": "fhir@lists.hl7.org",
      "system": "email"
    } ]
  } ]
}