{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "XHTML format, as defined by W3C, but restricted usage (mainly, no active content)",
  "system" : "http://hl7.org/fhir/data-types",
  "property" : [ ],
  "codesystem" : "64d60637-8e29-560e-9b01-99cac280eb2d",
  "concept_id" : "fe2a9ed8-0d32-5d2f-b5f2-d26cee83fe51",
  "ancestors" : {
    "xhtml" : 0
  },
  "extension" : [ {
    "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments",
    "valueString" : "Special case: xhtml can only be used in the narrative Data Type"
  } ],
  "id" : "570fe111-2eea-46b7-9e8c-00fc6b3834a2",
  "code" : "xhtml",
  "display" : "XHTML",
  "version" : "4.0.1"
}