<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="ce5bdb50-149d-4f0a-b5a5-dcb0ce1dc69c" />
  <url value="https://cloudconnect.cognisantmd.com/fhir/StructureDefinition/Communication" />
  <name value="Communication" />
  <status value="draft" />
  <description value="DRAFT: Ocean POSTs a Communication resource when a chart attachment is sent via Ocean to a recipient, which is either the patient or a practitioner." />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Communication" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Communication" />
  <derivation value="constraint" />
  <differential>
    <element id="Communication.id">
      <path value="Communication.id" />
    </element>
    <element id="Communication.subject">
      <path value="Communication.subject" />
      <comment value="A reference to the Patient" />
      <min value="1" />
    </element>
    <element id="Communication.sender">
      <path value="Communication.sender" />
      <min value="1" />
    </element>
    <element id="Communication.sent">
      <path value="Communication.sent" />
      <min value="1" />
    </element>
    <element id="Communication.payload">
      <path value="Communication.payload" />
      <min value="1" />
    </element>
    <element id="Communication.payload.contentReference">
      <path value="Communication.payload.contentReference" />
      <comment value="This refers to a DocumentReference that was originally pre-selected in the chart for inclusion in the $everything Bundle accessed by Ocean." />
      <min value="1" />
    </element>
  </differential>
</StructureDefinition>