{
  "resourceType": "StructureDefinition",
  "id": "82f13c6e-f36f-4c8f-94a9-be4567365c25",
  "meta": {
    "lastUpdated": "2019-06-24T12:54:10.251248+00:00"
  },
  "url": "http://ots.nccn.org/hl7/fhir/StructureDefinition/timing",
  "name": "timing",
  "title": "timing",
  "status": "active",
  "experimental": false,
  "date": "2019-06-24T12:54:09.9567799+00:00",
  "publisher": "National Comprehensive Cancer Network, Inc.",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "https://www.nccn.org/about/contact.aspx",
          "use": "work"
        }
      ]
    }
  ],
  "description": "When medication should be administered. See https://www.hl7.org/fhir/datatypes.html#Timing for more information and examples.",
  "copyright": "National Comprehensive Cancer Network, Inc. (c) 2017. All right reserved.",
  "fhirVersion": "3.0.1",
  "kind": "complex-type",
  "abstract": false,
  "contextType": "resource",
  "context": [
    "ActivityDefinition.dosage.timing"
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "short": "When medication should be administered.",
        "definition": "When medication should be administered. See https://www.hl7.org/fhir/datatypes.html#Timing for more information and examples.",
        "comment": "This attribute may not always be populated while the Dosage.text is expected to be populated. If both are populated, then the Dosage.text should reflect the content of the Dosage.timing."
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "fixedUri": "http://ots.nccn.org/hl7/fhir/StructureDefinition/timing"
      },
      {
        "id": "Extension.value[x]:valueCode",
        "path": "Extension.valueCode",
        "sliceName": "valueCode",
        "type": [
          {
            "code": "code"
          }
        ]
      }
    ]
  }
}