eHealth Infrastructure (v2020.8) 



<SearchParameter xmlns="http://hl7.org/fhir">
  <id value="ehealth-communication-search-threadId"/>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><p><b>Generated Narrative</b></p><p><b>url</b>: <code>http://ehealth.sundhed.dk/fhir/SearchParameter/Communication/threadId</code></p><p><b>name</b>: threadId</p><p><b>status</b>: active</p><p><b>date</b>: Jan 7, 2021 1:26:31 PM</p><p><b>code</b>: threadId</p><p><b>base</b>: Communication</p><p><b>type</b>: string</p><p><b>description</b>: Search parameter for finding communication based on thread id</p><p><b>expression</b>: Communication.extension('http://ehealth.sundhed.dk/fhir/StructureDefinition/ehealth-thread-id')</p><p><b>xpathUsage</b>: normal</p></div>
  </text>
  <url
       value="http://ehealth.sundhed.dk/fhir/SearchParameter/Communication/threadId"/>
  <name value="threadId"/>
  <status value="active"/>
  <date value="2021-01-07T13:26:31+00:00"/>
  <code value="threadId"/>
  <base value="Communication"/>
  <type value="string"/>
  <description
               value="Search parameter for finding communication based on thread id"/>
  <expression
              value="Communication.extension(&#39;http://ehealth.sundhed.dk/fhir/StructureDefinition/ehealth-thread-id&#39;)"/>
  <xpathUsage value="normal"/>
</SearchParameter>