<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="BSeR-Referral-Request-Message-Header" />
  <url value="http://hl7.org/fhir/us/bser/StructureDefinition/BSeR-Referral-Request-Message-Header" />
  <name value="BSeR Referral Request Message Header" />
  <status value="draft" />
  <contact>
    <name value="Salimah Shakir" />
    <telecom>
      <system value="phone" />
      <value value="8184306686" />
      <use value="work" />
    </telecom>
    <telecom>
      <system value="email" />
      <value value="salimah@shakirconsulting.com" />
      <use value="work" />
    </telecom>
  </contact>
  <kind value="resource" />
  <abstract value="false" />
  <contextType value="resource" />
  <context value="MessageHeader" />
  <type value="MessageHeader" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/MessageHeader" />
  <derivation value="constraint" />
  <differential>
    <element id="MessageHeader">
      <path value="MessageHeader" />
    </element>
    <element id="MessageHeader.id">
      <path value="MessageHeader.id" />
      <short value="id" />
      <definition value="MAY contain zero or one [0..1] id (CONF:4383-682)." />
      <min value="0" />
      <max value="1" />
    </element>
    <element id="MessageHeader.meta">
      <path value="MessageHeader.meta" />
      <short value="meta" />
      <definition value="MAY contain zero or one [0..1] meta (CONF:4383-681)." />
      <min value="0" />
      <max value="1" />
    </element>
    <element id="MessageHeader.meta.versionId">
      <path value="MessageHeader.meta.versionId" />
      <short value="versionId" />
      <definition value="The meta, if present, MAY contain zero or one [0..1] versionId (CONF:4383-870)." />
      <min value="0" />
      <max value="1" />
    </element>
    <element id="MessageHeader.meta.lastUpdated">
      <path value="MessageHeader.meta.lastUpdated" />
      <short value="lastUpdated" />
      <definition value="The meta, if present, MAY contain zero or one [0..1] lastUpdated (CONF:4383-871)." />
      <min value="0" />
      <max value="1" />
    </element>
    <element id="MessageHeader.meta.profile">
      <path value="MessageHeader.meta.profile" />
      <short value="profile" />
      <definition value="The meta, if present, SHALL contain exactly one [1..1] profile=&quot;http://hl7.org/fhir/us/bser/StructureDefinition/BSeR-Referral-Request-Message-Header&quot; (CONF:4383-683)." />
      <min value="1" />
      <max value="1" />
      <patternString value="http://hl7.org/fhir/us/bser/StructureDefinition/BSeR-Referral-Request-Message-Header" />
    </element>
    <element id="MessageHeader.event">
      <path value="MessageHeader.event" />
      <short value="event" />
      <definition value="SHALL contain exactly one [1..1] event, which SHALL be selected from ValueSet message-events http://hl7.org/fhir/ValueSet/message-events DYNAMIC (CONF:4383-689)." />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="Coding" />
      </type>
      <binding>
        <strength value="required" />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/message-events" />
          <display value="message-events" />
        </valueSetReference>
      </binding>
    </element>
    <element id="MessageHeader.receiver">
      <path value="MessageHeader.receiver" />
      <short value="receiver" />
      <definition value="SHALL contain exactly one [1..1] receiver (CONF:4383-684)." />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="MessageHeader.receiver.extension">
      <path value="MessageHeader.receiver.extension" />
      <short value="extension" />
      <definition value="This receiver SHALL contain exactly one [1..1] extension (CONF:4383-868)." />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="MessageHeader.receiver.extension.@url">
      <path value="MessageHeader.receiver.extension.url" />
      <short value="@url" />
      <definition value="This extension SHALL contain exactly one [1..1] @url=&quot;http://hl7.org/fhir/us/bser/StructureDefinition/Practioner-Role&quot; (CONF:4383-872)." />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="MessageHeader.receiver.extension.value[x]">
      <path value="MessageHeader.receiver.extension.value[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <short value="value[x]" />
      <definition value="This extension SHALL contain exactly one [1..1] value[x], where value[x] is (CONF:4383-869)" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="MessageHeader.receiver.extension.value[x]:valueReference">
      <path value="MessageHeader.receiver.extension.valueReference" />
      <sliceName value="valueReference" />
      <short value="valueReference" />
      <definition value="This extension SHALL contain exactly one [1..1] valueReference=&quot;BSeR Referral Recipient&quot; (CONF:4383-873)." />
      <patternString value="BSeR Referral Recipient" />
    </element>
    <element id="MessageHeader.receiver.reference">
      <path value="MessageHeader.receiver.reference" />
      <short value="reference" />
      <definition value="This receiver SHALL contain exactly one [1..1] reference=&quot;BSeR Practitioner&quot; (CONF:4383-690)." />
      <min value="1" />
      <max value="1" />
      <patternString value="BSeR Practitioner" />
    </element>
    <element id="MessageHeader.sender">
      <path value="MessageHeader.sender" />
      <short value="sender" />
      <definition value="SHALL contain exactly one [1..1] sender (CONF:4383-685)." />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="MessageHeader.sender.extension">
      <path value="MessageHeader.sender.extension" />
      <short value="extension" />
      <definition value="This sender SHALL contain exactly one [1..1] extension (CONF:4383-877)." />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="MessageHeader.sender.extension.@url">
      <path value="MessageHeader.sender.extension.url" />
      <short value="@url" />
      <definition value="This extension SHALL contain exactly one [1..1] @url=&quot;http://hl7.org/fhir/us/bser/StructureDefinition/Practioner-Role&quot; (CONF:4383-878)." />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="MessageHeader.sender.extension.value[x]">
      <path value="MessageHeader.sender.extension.value[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <short value="value[x]" />
      <definition value="This extension SHALL contain exactly one [1..1] value[x], where value[x] is (CONF:4383-879)" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="MessageHeader.sender.extension.value[x]:valueReference">
      <path value="MessageHeader.sender.extension.valueReference" />
      <sliceName value="valueReference" />
      <short value="valueReference" />
      <definition value="This extension SHALL contain exactly one [1..1] valueReference=&quot;BSeR Referral Initiator&quot; (CONF:4383-880)." />
      <patternString value="BSeR Referral Initiator" />
    </element>
    <element id="MessageHeader.sender.reference">
      <path value="MessageHeader.sender.reference" />
      <short value="reference" />
      <definition value="This sender SHALL contain exactly one [1..1] reference=&quot;BSeR Practitioner&quot; (CONF:4383-691)." />
      <min value="1" />
      <max value="1" />
      <patternString value="BSeR Practitioner" />
    </element>
    <element id="MessageHeader.timestamp">
      <path value="MessageHeader.timestamp" />
      <short value="timestamp" />
      <definition value="SHALL contain exactly one [1..1] timestamp (CONF:4383-692)." />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="MessageHeader.source">
      <path value="MessageHeader.source" />
      <short value="source" />
      <definition value="SHALL contain exactly one [1..1] source (CONF:4383-686)." />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="MessageHeader.source.name">
      <path value="MessageHeader.source.name" />
      <short value="name" />
      <definition value="This source MAY contain zero or one [0..1] name (CONF:4383-693)." />
      <min value="0" />
      <max value="1" />
    </element>
    <element id="MessageHeader.source.endpoint">
      <path value="MessageHeader.source.endpoint" />
      <short value="endpoint" />
      <definition value="This source SHALL contain exactly one [1..1] endpoint (CONF:4383-694)." />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="MessageHeader.reason">
      <path value="MessageHeader.reason" />
      <short value="reason" />
      <definition value="SHALL contain exactly one [1..1] reason, which SHALL be selected from ValueSet message-reason-encounter http://hl7.org/fhir/ValueSet/message-reason-encounter DYNAMIC (CONF:4383-695)." />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="CodeableConcept" />
      </type>
      <binding>
        <strength value="required" />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/message-reason-encounter" />
          <display value="message-reason-encounter" />
        </valueSetReference>
      </binding>
    </element>
    <element id="MessageHeader.response">
      <path value="MessageHeader.response" />
      <short value="response" />
      <definition value="SHALL contain exactly one [1..1] response (CONF:4383-687)." />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="MessageHeader.response.identifier">
      <path value="MessageHeader.response.identifier" />
      <short value="identifier" />
      <definition value="This response SHALL contain exactly one [1..1] identifier (CONF:4383-696)." />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="MessageHeader.response.code">
      <path value="MessageHeader.response.code" />
      <short value="code" />
      <definition value="This response SHALL contain exactly one [1..1] code, which SHALL be selected from ValueSet response-code http://hl7.org/fhir/ValueSet/response-code DYNAMIC (CONF:4383-697)." />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="code" />
      </type>
      <binding>
        <strength value="required" />
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/response-code" />
          <display value="response-code" />
        </valueSetReference>
      </binding>
    </element>
    <element id="MessageHeader.response.details">
      <path value="MessageHeader.response.details" />
      <short value="details" />
      <definition value="This response MAY contain zero or one [0..1] details (CONF:4383-698)." />
      <min value="0" />
      <max value="1" />
    </element>
    <element id="MessageHeader.focus">
      <path value="MessageHeader.focus" />
      <short value="focus" />
      <definition value="MAY contain zero or more [0..*] focus (CONF:4383-688)." />
      <min value="0" />
      <max value="*" />
    </element>
    <element id="MessageHeader.focus.reference">
      <path value="MessageHeader.focus.reference" />
      <short value="reference" />
      <definition value="The focus, if present, MAY contain zero or one [0..1] reference (CONF:4383-699)." />
      <min value="0" />
      <max value="1" />
    </element>
  </differential>
</StructureDefinition>