Clinical Study Schedule of Activities
2.0.0-snapshot - STU 2 - SNAPSHOT World

Clinical Study Schedule of Activities, published by HL7 International / Biomedical Research and Regulation. This guide is not an authorized publication; it is the continuous build for version 2.0.0-snapshot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/Vulcan-schedule-ig/ and changes regularly. See the Directory of published versions

: Levothroxine-Monitoring-Titration-Activities

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{
  "resourceType" : "PlanDefinition",
  "id" : "Levothroxine-Monitoring-Titration-Activities",
  "meta" : {
    "versionId" : "0",
    "lastUpdated" : "2026-03-11T16:01:52Z"
  },
  "language" : "en",
  "text" : {
    "status" : "extensions",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"en\" lang=\"en\">\n  <table class=\"narrative-table\">\n    <tbody>\n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">Metadata</th>\n\n\n</tr>\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Title</th>\n\n\n\n<td class=\"content-container\">Levothroxine-Monitoring-Titration-Activities</td>\n\n\n</tr>\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Version</th>\n\n\n\n<td class=\"content-container\">2.0.0-snapshot</td>\n\n\n</tr>\n\n\n\n\n\n\n\n  \n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Identifier</th>\n\n\n\n<td class=\"content-container\">c4ef9bcf-718f-421a-984e-45dae567935e</td>\n\n\n</tr>\n\n\n  \n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Identifier</th>\n\n\n\n<td class=\"content-container\">urn:oid:2.16.840.1.113883.4.642.40.64.34.9</td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Jurisdiction</th>\n\n\n\n<td class=\"content-container\">\n    World\n\n\n</td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Steward (Publisher)</th>\n\n\n\n<td class=\"content-container\">HL7 International / Biomedical Research and Regulation</td>\n\n\n</tr>\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Steward Contact</th>\n\n\n\n<td class=\"content-container\">HL7 International / Biomedical Research and Regulation</td>\n\n\n</tr>\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Description</th>\n\n\n\n<td class=\"content-container\"><div><p>Levothroxine-Monitoring</p>\n</div></td>\n\n\n</tr>\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Type</th>\n\n\n\n<td class=\"content-container\">\n    clinical-protocol from <a href=\"http://terminology.hl7.org/7.3.0/CodeSystem-plan-definition-type.html\">http://terminology.hl7.org/CodeSystem/plan-definition-type</a> \n\n\n</td>\n\n\n</tr>\n\n\n\n\n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">PlanDefinition Action</th>\n\n\n</tr>\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Id</th>\n\n\n\n<td class=\"content-container\">0088a1c5-86ff-4081-b8ac-d0ec38c31f40</td>\n\n\n</tr>\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Title</th>\n\n\n\n<td class=\"content-container\">AS</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Description</th>\n\n\n\n<td class=\"content-container\"><div><p>Activity Start</p>\n</div></td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Grouping Behavior</th>\n\n\n\n<td class=\"content-container\">Visual Group</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Selection Behavior</th>\n\n\n\n<td class=\"content-container\">Exactly One</td>\n\n\n</tr>\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Definition</th>\n\n\n\n<td class=\"content-container\"><code>http://example.org/ActivityDefinition/start</code></td>\n\n\n</tr>\n\n\n\n\n\n  \n    \n      \n      \n\n    \n    \n      \n\n    \n  \n\n\n\n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">PlanDefinition Action</th>\n\n\n</tr>\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Id</th>\n\n\n\n<td class=\"content-container\">82f88cb2-d416-4e67-8753-e24b55186873</td>\n\n\n</tr>\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Title</th>\n\n\n\n<td class=\"content-container\">Blood Sample</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Description</th>\n\n\n\n<td class=\"content-container\"><div><p>Blood Sample</p>\n</div></td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Grouping Behavior</th>\n\n\n\n<td class=\"content-container\">Visual Group</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Selection Behavior</th>\n\n\n\n<td class=\"content-container\">Exactly One</td>\n\n\n</tr>\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Definition</th>\n\n\n\n<td class=\"content-container\"><code>http://example.org/ActivityDefinition/BloodSample</code></td>\n\n\n</tr>\n\n\n\n\n\n  \n    \n      \n      \n\n    \n    \n      \n\n    \n  \n\n\n\n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">PlanDefinition Action</th>\n\n\n</tr>\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Id</th>\n\n\n\n<td class=\"content-container\">de868321-2d8c-4ca5-9aa2-8268ecbdc18a</td>\n\n\n</tr>\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Title</th>\n\n\n\n<td class=\"content-container\">TSH Measurement</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Description</th>\n\n\n\n<td class=\"content-container\"><div><p>TSH Measurement</p>\n</div></td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Grouping Behavior</th>\n\n\n\n<td class=\"content-container\">Visual Group</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Selection Behavior</th>\n\n\n\n<td class=\"content-container\">Exactly One</td>\n\n\n</tr>\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Definition</th>\n\n\n\n<td class=\"content-container\"><code>http://example.org/ActivityDefinition/TSHMeasurement</code></td>\n\n\n</tr>\n\n\n\n\n\n  \n    \n      \n      \n\n    \n    \n      \n\n    \n  \n\n\n\n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">PlanDefinition Action</th>\n\n\n</tr>\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Id</th>\n\n\n\n<td class=\"content-container\">f63d8cb3-8589-4877-83fa-0e514398e785</td>\n\n\n</tr>\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Title</th>\n\n\n\n<td class=\"content-container\">Clinical Review</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Description</th>\n\n\n\n<td class=\"content-container\"><div><p>Clinical Review</p>\n</div></td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Grouping Behavior</th>\n\n\n\n<td class=\"content-container\">Visual Group</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Selection Behavior</th>\n\n\n\n<td class=\"content-container\">Exactly One</td>\n\n\n</tr>\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Definition</th>\n\n\n\n<td class=\"content-container\"><code>http://example.org/ActivityDefinition/ClinicalReview</code></td>\n\n\n</tr>\n\n\n\n\n\n  \n    \n      \n      \n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">PlanDefinition Sub-Action (Parent Action ID: f63d8cb3-8589-4877-83fa-0e514398e785)</th>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n  <th scope=\"row\" class=\"row-header\">Condition</th>\n  <td class=\"content-container\">\n  <em>Kind</em>: Start\n  \n    <br/>\n    \n   \n  </td>\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n    \n    \n      \n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">PlanDefinition Sub-Action</th>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n  <th scope=\"row\" class=\"row-header\">Condition</th>\n  <td class=\"content-container\">\n  <em>Kind</em>: Start\n  \n    <br/>\n    \n   \n  </td>\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n    \n  \n    \n      \n      \n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">PlanDefinition Sub-Action (Parent Action ID: f63d8cb3-8589-4877-83fa-0e514398e785)</th>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n  <th scope=\"row\" class=\"row-header\">Condition</th>\n  <td class=\"content-container\">\n  <em>Kind</em>: Start\n  \n    <br/>\n    \n   \n  </td>\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n    \n    \n      \n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">PlanDefinition Sub-Action</th>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n  <th scope=\"row\" class=\"row-header\">Condition</th>\n  <td class=\"content-container\">\n  <em>Kind</em>: Start\n  \n    <br/>\n    \n   \n  </td>\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n    \n  \n    \n      \n      \n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">PlanDefinition Sub-Action (Parent Action ID: f63d8cb3-8589-4877-83fa-0e514398e785)</th>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n  <th scope=\"row\" class=\"row-header\">Condition</th>\n  <td class=\"content-container\">\n  <em>Kind</em>: Start\n  \n    <br/>\n    \n   \n  </td>\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n    \n    \n      \n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">PlanDefinition Sub-Action</th>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n  <th scope=\"row\" class=\"row-header\">Condition</th>\n  <td class=\"content-container\">\n  <em>Kind</em>: Start\n  \n    <br/>\n    \n   \n  </td>\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n    \n  \n\n\n\n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">PlanDefinition Action</th>\n\n\n</tr>\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Id</th>\n\n\n\n<td class=\"content-container\">3933c464-4863-491c-9c3b-df96d294f0e8</td>\n\n\n</tr>\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Title</th>\n\n\n\n<td class=\"content-container\">MedicationRequest</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Description</th>\n\n\n\n<td class=\"content-container\"><div><p>MedicationRequest</p>\n</div></td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Grouping Behavior</th>\n\n\n\n<td class=\"content-container\">Visual Group</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Selection Behavior</th>\n\n\n\n<td class=\"content-container\">Exactly One</td>\n\n\n</tr>\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Definition</th>\n\n\n\n<td class=\"content-container\"><code>http://example.org/ActivityDefinition/MedicationRequest</code></td>\n\n\n</tr>\n\n\n\n\n\n  \n    \n      \n      \n\n    \n    \n      \n\n    \n  \n\n\n\n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">PlanDefinition Action</th>\n\n\n</tr>\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Id</th>\n\n\n\n<td class=\"content-container\">85593dcf-a301-4857-a906-16a0984916d9</td>\n\n\n</tr>\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Title</th>\n\n\n\n<td class=\"content-container\">AF</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Description</th>\n\n\n\n<td class=\"content-container\"><div><p>Activity Finish</p>\n</div></td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Definition</th>\n\n\n\n<td class=\"content-container\"><code>http://example.org/ActivityDefinition/ActivityFinish</code></td>\n\n\n</tr>\n\n\n\n\n\n\n\n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">PlanDefinition Action</th>\n\n\n</tr>\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Id</th>\n\n\n\n<td class=\"content-container\">cabec7fd-917f-4d90-a294-cd3cddeb2d72</td>\n\n\n</tr>\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Title</th>\n\n\n\n<td class=\"content-container\">Increase Dose</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Description</th>\n\n\n\n<td class=\"content-container\"><div><p>Increase Dose</p>\n</div></td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Grouping Behavior</th>\n\n\n\n<td class=\"content-container\">Visual Group</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Selection Behavior</th>\n\n\n\n<td class=\"content-container\">Exactly One</td>\n\n\n</tr>\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Definition</th>\n\n\n\n<td class=\"content-container\"><code>http://example.org/ActivityDefinition/IncreaseDose</code></td>\n\n\n</tr>\n\n\n\n\n\n  \n    \n      \n      \n\n    \n    \n      \n\n    \n  \n\n\n\n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">PlanDefinition Action</th>\n\n\n</tr>\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Id</th>\n\n\n\n<td class=\"content-container\">dfa9adda-33fd-4a78-b8b7-ba28aa807fe1</td>\n\n\n</tr>\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Title</th>\n\n\n\n<td class=\"content-container\">No Dose Change</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Description</th>\n\n\n\n<td class=\"content-container\"><div><p>No Dose Change</p>\n</div></td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Grouping Behavior</th>\n\n\n\n<td class=\"content-container\">Visual Group</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Selection Behavior</th>\n\n\n\n<td class=\"content-container\">Exactly One</td>\n\n\n</tr>\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Definition</th>\n\n\n\n<td class=\"content-container\"><code>http://example.org/ActivityDefinition/NoDoseChange</code></td>\n\n\n</tr>\n\n\n\n\n\n  \n    \n      \n      \n\n    \n    \n      \n\n    \n  \n\n\n\n<tr>\n\n\n<th colspan=\"2\" scope=\"row\" class=\"row-header\">PlanDefinition Action</th>\n\n\n</tr>\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Id</th>\n\n\n\n<td class=\"content-container\">0b1f8a61-d934-428a-887e-e4e5bfb834e1</td>\n\n\n</tr>\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Title</th>\n\n\n\n<td class=\"content-container\">Decrease Dose</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Description</th>\n\n\n\n<td class=\"content-container\"><div><p>Decrease Dose</p>\n</div></td>\n\n\n</tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Grouping Behavior</th>\n\n\n\n<td class=\"content-container\">Visual Group</td>\n\n\n</tr>\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Selection Behavior</th>\n\n\n\n<td class=\"content-container\">Exactly One</td>\n\n\n</tr>\n\n\n\n\n\n<tr>\n\n\n<th scope=\"row\" class=\"row-header\">Definition</th>\n\n\n\n<td class=\"content-container\"><code>http://example.org/ActivityDefinition/DecreaseDose</code></td>\n\n\n</tr>\n\n\n\n\n\n  \n    \n      \n      \n\n    \n    \n      \n\n    \n  \n\n\n\n\n\n<tr>\n  <th colspan=\"2\" scope=\"row\" class=\"row-header\">Generated using version 0.5.4 of the sample-content-ig Liquid templates</th>\n</tr>\n\n    </tbody>\n  </table>\n</div>"
  },
  "url" : "http://hl7.org/fhir/uv/vulcan-schedule/PlanDefinition/Levothroxine-Monitoring-Titration-Activities",
  "identifier" : [
    {
      "system" : "http://example.org/plandefinition",
      "value" : "c4ef9bcf-718f-421a-984e-45dae567935e"
    },
    {
      "system" : "urn:ietf:rfc:3986",
      "value" : "urn:oid:2.16.840.1.113883.4.642.40.64.34.9"
    }
  ],
  "version" : "2.0.0-snapshot",
  "name" : "Levothroxine-Monitoring-Titration-Activities",
  "title" : "Levothroxine-Monitoring-Titration-Activities",
  "type" : {
    "coding" : [
      {
        "system" : "http://terminology.hl7.org/CodeSystem/plan-definition-type",
        "code" : "clinical-protocol"
      }
    ]
  },
  "status" : "active",
  "date" : "2026-03-24T21:36:22+00:00",
  "publisher" : "HL7 International / Biomedical Research and Regulation",
  "contact" : [
    {
      "name" : "HL7 International / Biomedical Research and Regulation",
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://www.hl7.org/Special/committees/rcrim"
        },
        {
          "system" : "email",
          "value" : "biomedrr@lists.hl7.org"
        }
      ]
    }
  ],
  "description" : "Levothroxine-Monitoring",
  "jurisdiction" : [
    {
      "coding" : [
        {
          "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
          "code" : "001",
          "display" : "World"
        }
      ]
    }
  ],
  "action" : [
    {
      "id" : "0088a1c5-86ff-4081-b8ac-d0ec38c31f40",
      "extension" : [
        {
          "extension" : [
            {
              "url" : "soaPlannedTimePoint",
              "valueQuantity" : {
                "value" : 0,
                "system" : "http://unitsofmeasure.org",
                "code" : "s"
              }
            },
            {
              "url" : "soaReferenceTimePoint",
              "valueString" : "AS"
            },
            {
              "url" : "soaRepeatAllowed",
              "valueBoolean" : false
            },
            {
              "url" : "soaPlannedDuration",
              "valueDuration" : {
                "value" : 30,
                "system" : "http://unitsofmeasure.org",
                "code" : "min"
              }
            },
            {
              "url" : "soaTimePointType",
              "valueString" : "Activity"
            },
            {
              "url" : "soaTimePointSubType",
              "valueString" : "AS"
            },
            {
              "url" : "soaPlannedRange",
              "valueRange" : {
                "low" : {
                  "value" : 0,
                  "system" : "http://unitsofmeasure.org",
                  "code" : "s"
                },
                "high" : {
                  "value" : 0,
                  "system" : "http://unitsofmeasure.org",
                  "code" : "s"
                }
              }
            },
            {
              "url" : "soaRangeFromTimePoint",
              "valueString" : "AS"
            }
          ],
          "url" : "http://hl7.org/fhir/uv/vulcan-schedule/StructureDefinition/soaTimepoint"
        }
      ],
      "title" : "AS",
      "description" : "Activity Start",
      "groupingBehavior" : "visual-group",
      "selectionBehavior" : "exactly-one",
      "definitionCanonical" : "http://example.org/ActivityDefinition/start",
      "action" : [
        {
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                }
              ],
              "url" : "http://hl7.org/fhir/uv/vulcan-schedule/StructureDefinition/soaTransition"
            }
          ]
        }
      ]
    },
    {
      "id" : "0b1f8a61-d934-428a-887e-e4e5bfb834e1",
      "extension" : [
        {
          "extension" : [
            {
              "url" : "soaPlannedTimePoint",
              "valueQuantity" : {
                "value" : 0,
                "system" : "http://unitsofmeasure.org",
                "code" : "s"
              }
            },
            {
              "url" : "soaReferenceTimePoint",
              "valueString" : "AS"
            },
            {
              "url" : "soaRepeatAllowed",
              "valueBoolean" : false
            },
            {
              "url" : "soaPlannedDuration",
              "valueDuration" : {
                "value" : 24,
                "system" : "http://unitsofmeasure.org",
                "code" : "h"
              }
            },
            {
              "url" : "soaTimePointType",
              "valueString" : "Activity"
            },
            {
              "url" : "soaTimePointSubType",
              "valueString" : "A"
            },
            {
              "url" : "soaPlannedRange",
              "valueRange" : {
                "low" : {
                  "value" : 24,
                  "system" : "http://unitsofmeasure.org",
                  "code" : "h"
                },
                "high" : {
                  "value" : 24,
                  "system" : "http://unitsofmeasure.org",
                  "code" : "h"
                }
              }
            },
            {
              "url" : "soaRangeFromTimePoint",
              "valueString" : "AS"
            }
          ],
          "url" : "http://hl7.org/fhir/uv/vulcan-schedule/StructureDefinition/soaTimepoint"
        }
      ],
      "title" : "Decrease Dose",
      "description" : "Decrease Dose",
      "groupingBehavior" : "visual-group",
      "selectionBehavior" : "exactly-one",
      "definitionCanonical" : "http://example.org/ActivityDefinition/DecreaseDose",
      "action" : [
        {
          "extension" : [
            {
              "extension" : [
                {
                  "url" : "soaTargetId",
                  "valueString" : "3933c464-4863-491c-9c3b-df96d294f0e8"
                },
                {
                  "url" : "soaTransitionType",
                  "valueString" : "FS"
                },
                {
                  "url" : "soaTransitionDelay",
                  "valueDuration" : {
                    "value" : 0,
                    "system" : "http://unitsofmeasure.org",
                    "code" : "s"
                  }
                },
                {
                  "url" : "soaTransitionRange",
                  "valueRange" : {
                    "low" : {
                      "value" : 0,
                      "system" : "http://unitsofmeasure.org",
                      "code" : "s"
                    },
                    "high" : {
                      "value" : 0,
                      "system" : "http://unitsofmeasure.org",
                      "code" : "s"
                    }
                  }
                },
                {
                  "url" : "soaTargetName",
                  "valueString" : "MedicationRequest"
                }
              ],
              "url" : "http://hl7.org/fhir/uv/vulcan-schedule/StructureDefinition/soaTransition"
            }
          ]
        }
      ]
    }
  ]
}