{
  "observationResultRequirement": [ {
    "reference": "ObservationDefinition/observation-serum-sodium"
  } ],
  "description": "Sodium measurement procedure on in-vitro serum specimen",
  "_filename": "example/ActivityDefinition-procedure-sodium-serum.json",
  "package_name": "ch.fhir.ig.ch",
  "date": "2020-01-24T14:00:00+02:00",
  "meta": {
    "profile": [ "http://hl7.org/fhir/uv/order-catalog/StructureDefinition/LabProcedureDefinition" ]
  },
  "publisher": "HL7 Switzerland",
  "jurisdiction": [ {
    "coding": [ {
      "code": "CH",
      "system": "urn:iso:std:iso:3166"
    } ]
  } ],
  "purpose": "This _ActivityDefinition_ specifies the input specimens and observations needed to perform sodium level test on serum, and the output observation. It is referenced by any _PlanDefinition_ representing a lab service focusing on this test.",
  "name": "SodiumSerumMeasurementProcedure",
  "copyright": "CC0-1.0",
  "type": null,
  "experimental": "true",
  "topic": [ {
    "coding": [ {
      "code": "18719-5",
      "system": "http://loinc.org",
      "display": "Chemistry studies (set)"
    } ]
  }, {
    "coding": [ {
      "code": "275711006",
      "system": "http://snomed.info/sct",
      "display": "Serum chemistry test (procedure)"
    } ]
  } ],
  "resourceType": "ActivityDefinition",
  "title": "Procedure - sodium measurement on in vitro blood serum",
  "package_version": "lab-order-3.0.0-ballot",
  "priority": "routine",
  "status": "active",
  "language": "en-US",
  "id": "8672cfa5-0330-46c8-82af-8a63f026a1d7",
  "kind": "ServiceRequest",
  "url": "http://fhir.ch/ig/ch-lab-order/ActivityDefinition/procedure-sodium-serum",
  "code": {
    "coding": [ {
      "code": "2951-2",
      "system": "http://loinc.org",
      "display": "Sodium [Moles/volume] in Serum or Plasma"
    } ]
  },
  "identifier": [ {
    "use": "official",
    "value": "Na_serum_test"
  } ],
  "specimenRequirement": [ {
    "reference": "SpecimenDefinition/single-test-serum-venous"
  } ],
  "version": "3.0.0-ballot",
  "contact": [ {
    "name": "HL7 Switzerland",
    "telecom": [ {
      "value": "https://www.hl7.ch",
      "system": "url"
    } ]
  }, {
    "name": "Marcel Hanselmann",
    "telecom": [ {
      "use": "work",
      "value": "laborprojektgruppe@gmail.com",
      "system": "email"
    } ]
  } ],
  "effectivePeriod": {
    "end": "2020-12-25",
    "start": "2020-04-01"
  }
}