{
  "description": "Sort key values allow laboratories to suggest the sequence of test requests and observations within a single order or test request to organize the display of the patient report by other external systems (e.g., a practitioner’s electronic medical record system).",
  "_filename": "SortKey.json",
  "package_name": "ca.on.ehr.r4",
  "date": "2022-01-12T04:28:00.3301862+00:00",
  "derivation": "constraint",
  "meta": {
    "lastUpdated": "2022-01-12T04:29:35.896+00:00"
  },
  "publisher": null,
  "fhirVersion": "4.0.1",
  "purpose": "To allow laboratories to suggest the sequence of test requests and observations.",
  "name": "SortKey",
  "abstract": false,
  "type": "Extension",
  "experimental": null,
  "resourceType": "StructureDefinition",
  "title": null,
  "package_version": "0.9.4",
  "status": "draft",
  "id": "8c6adf57-09af-4360-aa4f-d247f08105dc",
  "kind": "complex-type",
  "url": "http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-ext-sort-key",
  "context": [ {
    "type": "element",
    "expression": "ServiceRequest"
  }, {
    "type": "element",
    "expression": "Observation"
  } ],
  "version": null,
  "differential": {
    "element": [ {
      "id": "Extension",
      "max": "1",
      "path": "Extension",
      "isModifier": false
    }, {
      "id": "Extension.url",
      "path": "Extension.url",
      "fixedUri": "http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-ext-sort-key"
    }, {
      "id": "Extension.value[x]",
      "path": "Extension.value[x]",
      "type": [ {
        "code": "string"
      } ],
      "slicing": {
        "discriminator": [ {
          "path": "$this",
          "type": "type"
        } ]
      }
    } ]
  },
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension"
}