{
  "resourceType": "StructureDefinition",
  "id": "extension-slot-parameter",
  "url": "http://fhir.org/guides/argonaut-scheduling/StructureDefinition/extension-slot-parameter",
  "version": "0.0.0",
  "name": "Slot_Parameters_Extension",
  "title": "Slot Parameters Extension",
  "status": "draft",
  "date": "2018-03-17",
  "publisher": "Argonaut Project",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://argonautwiki.hl7.org"
        }
      ]
    }
  ],
  "description": "Custom parameters to `Slot` for additional implementation or site specific context or constraints.  For example qualification on visit types such as age restrictions for well child visits.",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "urn:iso:std:iso:3166",
          "code": "US",
          "display": "United States of America"
        }
      ]
    }
  ],
  "fhirVersion": "4.0.1",
  "kind": "complex-type",
  "abstract": false,
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "short": "Subscription Payload Profile Extension",
        "definition": "Custom parameters to `Slot` for additional implementation or site specific context or constraints.  For example qualification on visit types such as age restrictions for well child visits.",
        "comment": "This extension references the [Parameters]({{site.data.fhir.path}}/parameters.html) extending its usage outside its stated scope.  `Parameters` has no restful endpoint associated with it and can only be referenced as a [contained]({{site.data.fhir.path}}/references.html#contained) resource within `Slot`.",
        "max": "1"
      },
      {
        "id": "Extension.valueReference",
        "path": "Extension.valueReference",
        "min": 1,
        "type": [
          {
            "code": "Reference",
            "targetProfile": [
              "http://hl7.org/fhir/StructureDefinition/Parameters"
            ]
          }
        ]
      }
    ]
  }
}