<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="KBV-EX-ERP-Multiple-Prescription" />
  <url value="https://fhir.kbv.de/StructureDefinition/KBV_EX_ERP_Multiple_Prescription" />
  <version value="1.4.2" />
  <name value="KBV_EX_ERP_Multiple_Prescription" />
  <status value="active" />
  <date value="2026-04-15" />
  <publisher value="Kassenärztliche Bundesvereinigung (KBV)" />
  <fhirVersion value="4.0.1" />
  <kind value="complex-type" />
  <abstract value="false" />
  <context>
    <type value="element" />
    <expression value="MedicationRequest" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <snapshot>
    <element id="Extension">
      <path value="Extension" />
      <short value="Mehrfachverordnung" />
      <definition value="Abbildung der Informationen im Rahmen einer Mehrfachverordnung" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="Extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <constraint>
        <key value="-erp-multiplePrescriptionKennzeichenTrueNummerierung" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Wenn das Kennzeichen gleich true ist, muss eine Nummerierung (Zaehler und Nenner) angegeben werden." />
        <expression value="(extension('Kennzeichen').value as boolean)=true implies extension('Nummerierung').exists()" />
        <source value="https://fhir.kbv.de/StructureDefinition/KBV_EX_ERP_Multiple_Prescription" />
      </constraint>
      <constraint>
        <key value="-erp-multiplePrescriptionKennzeichenFalseNummerierung" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Wenn das Kennzeichen gleich false ist, darf keine Nummerierung (Zaehler und Nenner) angegeben werden." />
        <expression value="(extension('Kennzeichen').value as boolean)=false implies extension('Nummerierung').exists().not()" />
        <source value="https://fhir.kbv.de/StructureDefinition/KBV_EX_ERP_Multiple_Prescription" />
      </constraint>
      <constraint>
        <key value="-erp-multiplePrescriptionKennzeichenTrueZeitraum" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Wenn das Kennzeichen gleich true ist, muss ein Zeitraum (mindestens Beginn der Einlösefrist) angegeben werden." />
        <expression value="(extension('Kennzeichen').value as boolean)=true implies extension('Zeitraum').exists()" />
        <source value="https://fhir.kbv.de/StructureDefinition/KBV_EX_ERP_Multiple_Prescription" />
      </constraint>
      <constraint>
        <key value="-erp-multiplePrescriptionKennzeichenFalseZeitraum" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Wenn das Kennzeichen gleich false ist, darf kein Zeitraum angegeben werden." />
        <expression value="(extension('Kennzeichen').value as boolean)=false implies extension('Zeitraum').exists().not()" />
        <source value="https://fhir.kbv.de/StructureDefinition/KBV_EX_ERP_Multiple_Prescription" />
      </constraint>
      <constraint>
        <key value="-erp-multiplePrescriptionKennzeichenTrueID" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Wenn das Kennzeichen gleich true ist, muss eine ID angegeben werden." />
        <expression value="(extension('Kennzeichen').value as boolean)=true implies extension('ID').exists()" />
        <source value="https://fhir.kbv.de/StructureDefinition/KBV_EX_ERP_Multiple_Prescription" />
      </constraint>
      <constraint>
        <key value="-erp-multiplePrescriptionKennzeichenFalseID" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Wenn das Kennzeichen gleich false ist, darf keine ID angegeben werden." />
        <expression value="(extension('Kennzeichen').value as boolean)=false implies extension('ID').exists().not()" />
        <source value="https://fhir.kbv.de/StructureDefinition/KBV_EX_ERP_Multiple_Prescription" />
      </constraint>
      <constraint>
        <key value="-erp-multiplePrescriptionEinloesefristEnde" />
        <severity value="error" />
        <human value="Das Ende der Einlösefrist darf nicht vor dem Beginn der Einlösefrist liegen." />
        <expression value="(extension('Kennzeichen').value as boolean)=true and extension('Zeitraum').value.end.exists() implies extension('Zeitraum').value.start &lt;= extension('Zeitraum').value.end" />
        <source value="https://fhir.kbv.de/StructureDefinition/KBV_EX_ERP_Multiple_Prescription" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.id">
      <path value="Extension.id" />
      <representation value="xmlAttr" />
      <short value="Unique id for inter-element referencing" />
      <definition value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Element.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
          <valueUrl value="string" />
        </extension>
        <code value="http://hl7.org/fhirpath/System.String" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element id="Extension.extension">
      <path value="Extension.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <description value="Extensions are always sliced by (at least) url" />
        <rules value="closed" />
      </slicing>
      <short value="Additional content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="1" />
      <max value="4" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Kennzeichen">
      <path value="Extension.extension" />
      <sliceName value="Kennzeichen" />
      <short value="Additional content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Kennzeichen.id">
      <path value="Extension.extension.id" />
      <representation value="xmlAttr" />
      <short value="Unique id for inter-element referencing" />
      <definition value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Element.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
          <valueUrl value="string" />
        </extension>
        <code value="http://hl7.org/fhirpath/System.String" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element id="Extension.extension:Kennzeichen.extension">
      <path value="Extension.extension.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <description value="Extensions are always sliced by (at least) url" />
        <rules value="open" />
      </slicing>
      <short value="Additional content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Kennzeichen.url">
      <path value="Extension.extension.url" />
      <representation value="xmlAttr" />
      <short value="identifies the meaning of the extension" />
      <definition value="Source of the definition for the extension code - a logical name or a URL." />
      <comment value="The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Extension.url" />
        <min value="1" />
        <max value="1" />
      </base>
      <type>
        <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
          <valueUrl value="uri" />
        </extension>
        <code value="http://hl7.org/fhirpath/System.String" />
      </type>
      <fixedUri value="Kennzeichen" />
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Kennzeichen.value[x]">
      <path value="Extension.extension.value[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <rules value="closed" />
      </slicing>
      <short value="Value of extension" />
      <definition value="Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list)." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Extension.value[x]" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="boolean" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Kennzeichen.value[x]:valueBoolean">
      <path value="Extension.extension.value[x]" />
      <sliceName value="valueBoolean" />
      <short value="Kennzeichen Mehrfachverordnung" />
      <definition value="Abbildung, ob die aktuelle Verordnung Teil einer Mehrfachverordnung ist&#xD;&#xA;&#xD;&#xA;true - die aktuelle Verordnung ist Teil einer Mehrfachverordnung &#xD;&#xA;false - die aktuelle Verordnung ist kein Teil einer Mehrfachverordnung" />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Extension.value[x]" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="boolean" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung">
      <path value="Extension.extension" />
      <sliceName value="Nummerierung" />
      <short value="Additional content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.id">
      <path value="Extension.extension.id" />
      <representation value="xmlAttr" />
      <short value="Unique id for inter-element referencing" />
      <definition value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Element.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
          <valueUrl value="string" />
        </extension>
        <code value="http://hl7.org/fhirpath/System.String" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.extension">
      <path value="Extension.extension.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <description value="Extensions are always sliced by (at least) url" />
        <rules value="open" />
      </slicing>
      <short value="Additional content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.url">
      <path value="Extension.extension.url" />
      <representation value="xmlAttr" />
      <short value="identifies the meaning of the extension" />
      <definition value="Source of the definition for the extension code - a logical name or a URL." />
      <comment value="The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Extension.url" />
        <min value="1" />
        <max value="1" />
      </base>
      <type>
        <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
          <valueUrl value="uri" />
        </extension>
        <code value="http://hl7.org/fhirpath/System.String" />
      </type>
      <fixedUri value="Nummerierung" />
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]">
      <path value="Extension.extension.value[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <rules value="closed" />
      </slicing>
      <short value="Value of extension" />
      <definition value="Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list)." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Extension.value[x]" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Ratio" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio">
      <path value="Extension.extension.value[x]" />
      <sliceName value="valueRatio" />
      <short value="Value of extension" />
      <definition value="Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list)." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Extension.value[x]" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Ratio" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="-erp-multiplePrescriptionNummerierung" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Der Zaehler (Nummer der Teilverordnung) darf nicht größer als der Nenner (Gesamtanzahl) sein." />
        <expression value="numerator.value &lt;= denominator.value" />
        <source value="https://fhir.kbv.de/StructureDefinition/KBV_EX_ERP_Multiple_Prescription" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.id">
      <path value="Extension.extension.value[x].id" />
      <representation value="xmlAttr" />
      <short value="Unique id for inter-element referencing" />
      <definition value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Element.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
          <valueUrl value="string" />
        </extension>
        <code value="http://hl7.org/fhirpath/System.String" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.extension">
      <path value="Extension.extension.value[x].extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <description value="Extensions are always sliced by (at least) url" />
        <rules value="open" />
      </slicing>
      <short value="Additional content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.numerator">
      <path value="Extension.extension.value[x].numerator" />
      <short value="Numerator value" />
      <definition value="The value of the numerator." />
      <comment value="The context of use may frequently define what kind of quantity this is and therefore what kind of units can be used. The context of use may also restrict the values for the comparator." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Ratio.numerator" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Quantity" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="qty-3" />
        <severity value="error" />
        <human value="If a code for the unit is present, the system SHALL also be present" />
        <expression value="code.empty() or system.exists()" />
        <xpath value="not(exists(f:code)) or exists(f:system)" />
        <source value="http://hl7.org/fhir/StructureDefinition/Quantity" />
      </constraint>
      <constraint>
        <key value="-erp-multiplePrescriptionNumeratorValue" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Zaehler muss den Wert 1, 2, 3 oder 4 haben." />
        <expression value="where(value=1 or value=2 or value=3 or value=4).count()=1" />
        <source value="https://fhir.kbv.de/StructureDefinition/KBV_EX_ERP_Multiple_Prescription" />
      </constraint>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="SN (see also Range) or CQ" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="PQ, IVL&lt;PQ&gt;, MO, CO, depending on the values" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value=".numerator" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.numerator.id">
      <path value="Extension.extension.value[x].numerator.id" />
      <representation value="xmlAttr" />
      <short value="Unique id for inter-element referencing" />
      <definition value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Element.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
          <valueUrl value="string" />
        </extension>
        <code value="http://hl7.org/fhirpath/System.String" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.numerator.extension">
      <path value="Extension.extension.value[x].numerator.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <description value="Extensions are always sliced by (at least) url" />
        <rules value="open" />
      </slicing>
      <short value="Additional content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.numerator.value">
      <path value="Extension.extension.value[x].numerator.value" />
      <short value="Zähler Mehrfachverordnung" />
      <definition value="Das Feld dient der Kennzeichnung, um die wievielte Mehrfachverordnung einer Serie es sich handelt. Beispiel: &quot;2&quot; in &quot;2 von 4&quot;" />
      <comment value="The implicit precision in the value should always be honored. Monetary values have their own rules for handling precision (refer to standard accounting text books)." />
      <requirements value="Precision is handled implicitly in almost all cases of measurement." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Quantity.value" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="decimal" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="SN.2  / CQ - N/A" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="PQ.value, CO.value, MO.value, IVL.high or IVL.low depending on the value" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.numerator.comparator">
      <path value="Extension.extension.value[x].numerator.comparator" />
      <short value="&lt; | &lt;= | &gt;= | &gt; - how to understand the value" />
      <definition value="How the value should be understood and represented - whether the actual value is greater or less than the stated value due to measurement issues; e.g. if the comparator is &quot;&lt;&quot; , then the real value is &lt; stated value." />
      <comment value="Note that FHIR strings SHALL NOT exceed 1MB in size" />
      <requirements value="Need a framework for handling measures where the value is &lt;5ug/L or &gt;400mg/L due to the limitations of measuring methodology." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="Quantity.comparator" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <meaningWhenMissing value="If there is no comparator, then there is no modification of the value" />
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <isModifier value="true" />
      <isModifierReason value="This is labeled as &quot;Is Modifier&quot; because the comparator modifies the interpretation of the value significantly. If there is no comparator, then there is no modification of the value" />
      <isSummary value="true" />
      <binding>
        <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">
          <valueString value="QuantityComparator" />
        </extension>
        <strength value="required" />
        <description value="How the Quantity should be understood and represented." />
        <valueSet value="http://hl7.org/fhir/ValueSet/quantity-comparator|4.0.1" />
      </binding>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="SN.1  / CQ.1" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="IVL properties" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.numerator.unit">
      <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable">
        <valueBoolean value="true" />
      </extension>
      <path value="Extension.extension.value[x].numerator.unit" />
      <short value="Unit representation" />
      <definition value="A human-readable form of the unit." />
      <comment value="Note that FHIR strings SHALL NOT exceed 1MB in size" />
      <requirements value="There are many representations for units of measure and in many contexts, particular representations are fixed and required. I.e. mcg for micrograms." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="Quantity.unit" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="(see OBX.6 etc.) / CQ.2" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="PQ.unit" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.numerator.system">
      <path value="Extension.extension.value[x].numerator.system" />
      <short value="System that defines coded unit form" />
      <definition value="The identification of the system that provides the coded form of the unit." />
      <comment value="see http://en.wikipedia.org/wiki/Uniform_resource_identifier" />
      <requirements value="Need to know the system that defines the coded form of the unit." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="Quantity.system" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <condition value="ele-1" />
      <condition value="qty-3" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="(see OBX.6 etc.) / CQ.2" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CO.codeSystem, PQ.translation.codeSystem" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.numerator.code">
      <path value="Extension.extension.value[x].numerator.code" />
      <short value="Coded form of the unit" />
      <definition value="A computer processable form of the unit in some unit representation system." />
      <comment value="The preferred system is UCUM, but SNOMED CT can also be used (for customary units) or ISO 4217 for currency.  The context of use may additionally require a code from a particular system." />
      <requirements value="Need a computable form of the unit that is fixed across all forms. UCUM provides this for quantities, but SNOMED CT provides many units of interest." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="Quantity.code" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="(see OBX.6 etc.) / CQ.2" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="PQ.code, MO.currency, PQ.translation.code" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.denominator">
      <path value="Extension.extension.value[x].denominator" />
      <short value="Denominator value" />
      <definition value="The value of the denominator." />
      <comment value="The context of use may frequently define what kind of quantity this is and therefore what kind of units can be used. The context of use may also restrict the values for the comparator." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Ratio.denominator" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Quantity" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="qty-3" />
        <severity value="error" />
        <human value="If a code for the unit is present, the system SHALL also be present" />
        <expression value="code.empty() or system.exists()" />
        <xpath value="not(exists(f:code)) or exists(f:system)" />
        <source value="http://hl7.org/fhir/StructureDefinition/Quantity" />
      </constraint>
      <constraint>
        <key value="-erp-multiplePrescriptionDenominatorValue" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Nenner muss den Wert 2, 3 oder 4 haben." />
        <expression value="where(value=2 or value=3 or value=4).count()=1" />
        <source value="https://fhir.kbv.de/StructureDefinition/KBV_EX_ERP_Multiple_Prescription" />
      </constraint>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="SN (see also Range) or CQ" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="PQ, IVL&lt;PQ&gt;, MO, CO, depending on the values" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value=".denominator" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.denominator.id">
      <path value="Extension.extension.value[x].denominator.id" />
      <representation value="xmlAttr" />
      <short value="Unique id for inter-element referencing" />
      <definition value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Element.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
          <valueUrl value="string" />
        </extension>
        <code value="http://hl7.org/fhirpath/System.String" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.denominator.extension">
      <path value="Extension.extension.value[x].denominator.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <description value="Extensions are always sliced by (at least) url" />
        <rules value="open" />
      </slicing>
      <short value="Additional content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.denominator.value">
      <path value="Extension.extension.value[x].denominator.value" />
      <short value="Nenner Mehrfachverordnung" />
      <definition value="Das Feld dient der Kennzeichnung der Länge dieser Serie. Beispiel: &quot;4&quot; in &quot;2 von 4&quot;" />
      <comment value="The implicit precision in the value should always be honored. Monetary values have their own rules for handling precision (refer to standard accounting text books)." />
      <requirements value="Precision is handled implicitly in almost all cases of measurement." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Quantity.value" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="decimal" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="SN.2  / CQ - N/A" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="PQ.value, CO.value, MO.value, IVL.high or IVL.low depending on the value" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.denominator.comparator">
      <path value="Extension.extension.value[x].denominator.comparator" />
      <short value="&lt; | &lt;= | &gt;= | &gt; - how to understand the value" />
      <definition value="How the value should be understood and represented - whether the actual value is greater or less than the stated value due to measurement issues; e.g. if the comparator is &quot;&lt;&quot; , then the real value is &lt; stated value." />
      <comment value="Note that FHIR strings SHALL NOT exceed 1MB in size" />
      <requirements value="Need a framework for handling measures where the value is &lt;5ug/L or &gt;400mg/L due to the limitations of measuring methodology." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="Quantity.comparator" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <meaningWhenMissing value="If there is no comparator, then there is no modification of the value" />
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <isModifier value="true" />
      <isModifierReason value="This is labeled as &quot;Is Modifier&quot; because the comparator modifies the interpretation of the value significantly. If there is no comparator, then there is no modification of the value" />
      <isSummary value="true" />
      <binding>
        <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">
          <valueString value="QuantityComparator" />
        </extension>
        <strength value="required" />
        <description value="How the Quantity should be understood and represented." />
        <valueSet value="http://hl7.org/fhir/ValueSet/quantity-comparator|4.0.1" />
      </binding>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="SN.1  / CQ.1" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="IVL properties" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.denominator.unit">
      <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable">
        <valueBoolean value="true" />
      </extension>
      <path value="Extension.extension.value[x].denominator.unit" />
      <short value="Unit representation" />
      <definition value="A human-readable form of the unit." />
      <comment value="Note that FHIR strings SHALL NOT exceed 1MB in size" />
      <requirements value="There are many representations for units of measure and in many contexts, particular representations are fixed and required. I.e. mcg for micrograms." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="Quantity.unit" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="(see OBX.6 etc.) / CQ.2" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="PQ.unit" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.denominator.system">
      <path value="Extension.extension.value[x].denominator.system" />
      <short value="System that defines coded unit form" />
      <definition value="The identification of the system that provides the coded form of the unit." />
      <comment value="see http://en.wikipedia.org/wiki/Uniform_resource_identifier" />
      <requirements value="Need to know the system that defines the coded form of the unit." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="Quantity.system" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <condition value="ele-1" />
      <condition value="qty-3" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="(see OBX.6 etc.) / CQ.2" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CO.codeSystem, PQ.translation.codeSystem" />
      </mapping>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.denominator.code">
      <path value="Extension.extension.value[x].denominator.code" />
      <short value="Coded form of the unit" />
      <definition value="A computer processable form of the unit in some unit representation system." />
      <comment value="The preferred system is UCUM, but SNOMED CT can also be used (for customary units) or ISO 4217 for currency.  The context of use may additionally require a code from a particular system." />
      <requirements value="Need a computable form of the unit that is fixed across all forms. UCUM provides this for quantities, but SNOMED CT provides many units of interest." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="Quantity.code" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="(see OBX.6 etc.) / CQ.2" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="PQ.code, MO.currency, PQ.translation.code" />
      </mapping>
    </element>
    <element id="Extension.extension:Zeitraum">
      <path value="Extension.extension" />
      <sliceName value="Zeitraum" />
      <short value="Zeitraum der Einlösefrist" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Zeitraum.id">
      <path value="Extension.extension.id" />
      <representation value="xmlAttr" />
      <short value="Unique id for inter-element referencing" />
      <definition value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Element.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
          <valueUrl value="string" />
        </extension>
        <code value="http://hl7.org/fhirpath/System.String" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element id="Extension.extension:Zeitraum.extension">
      <path value="Extension.extension.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <description value="Extensions are always sliced by (at least) url" />
        <rules value="open" />
      </slicing>
      <short value="Additional content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Zeitraum.url">
      <path value="Extension.extension.url" />
      <representation value="xmlAttr" />
      <short value="identifies the meaning of the extension" />
      <definition value="Source of the definition for the extension code - a logical name or a URL." />
      <comment value="The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Extension.url" />
        <min value="1" />
        <max value="1" />
      </base>
      <type>
        <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
          <valueUrl value="uri" />
        </extension>
        <code value="http://hl7.org/fhirpath/System.String" />
      </type>
      <fixedUri value="Zeitraum" />
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Zeitraum.value[x]">
      <path value="Extension.extension.value[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <rules value="closed" />
      </slicing>
      <short value="Value of extension" />
      <definition value="Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list)." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Extension.value[x]" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Period" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Zeitraum.value[x]:valuePeriod">
      <path value="Extension.extension.value[x]" />
      <sliceName value="valuePeriod" />
      <short value="Value of extension" />
      <definition value="Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list)." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Extension.value[x]" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Period" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="-erp-begrenzungDateStart" />
        <severity value="error" />
        <human value="Begrenzung der Datumsangabe auf 10 Zeichen JJJJ-MM-TT" />
        <expression value="start.toString().length()=10" />
        <source value="https://fhir.kbv.de/StructureDefinition/KBV_EX_ERP_Multiple_Prescription" />
      </constraint>
      <constraint>
        <key value="-erp-begrenzungDateEnd" />
        <severity value="error" />
        <human value="Begrenzung der Datumsangabe auf 10 Zeichen JJJJ-MM-TT" />
        <expression value="end.exists().not() or end.toString().length()=10" />
        <source value="https://fhir.kbv.de/StructureDefinition/KBV_EX_ERP_Multiple_Prescription" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Zeitraum.value[x]:valuePeriod.id">
      <path value="Extension.extension.value[x].id" />
      <representation value="xmlAttr" />
      <short value="Unique id for inter-element referencing" />
      <definition value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Element.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
          <valueUrl value="string" />
        </extension>
        <code value="http://hl7.org/fhirpath/System.String" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element id="Extension.extension:Zeitraum.value[x]:valuePeriod.extension">
      <path value="Extension.extension.value[x].extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <description value="Extensions are always sliced by (at least) url" />
        <rules value="open" />
      </slicing>
      <short value="Additional content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:Zeitraum.value[x]:valuePeriod.start">
      <path value="Extension.extension.value[x].start" />
      <short value="Beginn Einlösefrist der Verordnung" />
      <definition value="Datum, ab dem die Teilverordnung der Mehrfachverordnung eingelöst werden kann" />
      <comment value="If the low element is missing, the meaning is that the low boundary is not known." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Period.start" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="dateTime" />
      </type>
      <condition value="ele-1" />
      <condition value="per-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="DR.1" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./low" />
      </mapping>
    </element>
    <element id="Extension.extension:Zeitraum.value[x]:valuePeriod.end">
      <path value="Extension.extension.value[x].end" />
      <short value="Ende Einlösefrist der Verordnung" />
      <definition value="Datum des letzten Einlösetages der Teilverordnung der Mehrfachverordnung.&#xD;&#xA;Von der ausstellenden Person kann eine von der Arzneimittelverschreibungsverordnung (AMVV) abweichende Einlösefrist angegeben werden." />
      <comment value="The high value includes any matching date/time. i.e. 2012-02-03T10:00:00 is in a period that has an end value of 2012-02-03." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Period.end" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="dateTime" />
      </type>
      <meaningWhenMissing value="If the end of the period is missing, it means that the period is ongoing" />
      <condition value="ele-1" />
      <condition value="per-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="DR.2" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="./high" />
      </mapping>
    </element>
    <element id="Extension.extension:ID">
      <path value="Extension.extension" />
      <sliceName value="ID" />
      <short value="Additional content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:ID.id">
      <path value="Extension.extension.id" />
      <representation value="xmlAttr" />
      <short value="Unique id for inter-element referencing" />
      <definition value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Element.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
          <valueUrl value="string" />
        </extension>
        <code value="http://hl7.org/fhirpath/System.String" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element id="Extension.extension:ID.extension">
      <path value="Extension.extension.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <description value="Extensions are always sliced by (at least) url" />
        <rules value="open" />
      </slicing>
      <short value="Additional content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:ID.url">
      <path value="Extension.extension.url" />
      <representation value="xmlAttr" />
      <short value="identifies the meaning of the extension" />
      <definition value="Source of the definition for the extension code - a logical name or a URL." />
      <comment value="The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Extension.url" />
        <min value="1" />
        <max value="1" />
      </base>
      <type>
        <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
          <valueUrl value="uri" />
        </extension>
        <code value="http://hl7.org/fhirpath/System.String" />
      </type>
      <fixedUri value="ID" />
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:ID.value[x]">
      <path value="Extension.extension.value[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <rules value="closed" />
      </slicing>
      <short value="Value of extension" />
      <definition value="Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list)." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Extension.value[x]" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Identifier" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:ID.value[x]:valueIdentifier">
      <path value="Extension.extension.value[x]" />
      <sliceName value="valueIdentifier" />
      <short value="Value of extension" />
      <definition value="Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list)." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Extension.value[x]" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Identifier" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:ID.value[x]:valueIdentifier.id">
      <path value="Extension.extension.value[x].id" />
      <representation value="xmlAttr" />
      <short value="Unique id for inter-element referencing" />
      <definition value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." />
      <min value="0" />
      <max value="1" />
      <base>
        <path value="Element.id" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
          <valueUrl value="string" />
        </extension>
        <code value="http://hl7.org/fhirpath/System.String" />
      </type>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
    </element>
    <element id="Extension.extension:ID.value[x]:valueIdentifier.extension">
      <path value="Extension.extension.value[x].extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <description value="Extensions are always sliced by (at least) url" />
        <rules value="open" />
      </slicing>
      <short value="Additional content defined by implementations" />
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." />
      <comment value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." />
      <alias value="extensions" />
      <alias value="user content" />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="Element.extension" />
        <min value="0" />
        <max value="*" />
      </base>
      <type>
        <code value="Extension" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Extension" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension:ID.value[x]:valueIdentifier.use">
      <path value="Extension.extension.value[x].use" />
      <short value="usual | official | temp | secondary | old (If known)" />
      <definition value="The purpose of this identifier." />
      <comment value="Applications can assume that an identifier is permanent unless it explicitly says that it is temporary." />
      <requirements value="Allows the appropriate identifier for a particular context of use to be selected from among a set of identifiers." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="Identifier.use" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="code" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <isModifier value="true" />
      <isModifierReason value="This is labeled as &quot;Is Modifier&quot; because applications should not mistake a temporary id for a permanent one." />
      <isSummary value="true" />
      <binding>
        <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">
          <valueString value="IdentifierUse" />
        </extension>
        <strength value="required" />
        <description value="Identifies the purpose for this identifier, if known ." />
        <valueSet value="http://hl7.org/fhir/ValueSet/identifier-use|4.0.1" />
      </binding>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="N/A" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="Role.code or implied by context" />
      </mapping>
    </element>
    <element id="Extension.extension:ID.value[x]:valueIdentifier.type">
      <path value="Extension.extension.value[x].type" />
      <short value="Description of identifier" />
      <definition value="A coded type for the identifier that can be used to determine which identifier to use for a specific purpose." />
      <comment value="This element deals only with general categories of identifiers.  It SHOULD not be used for codes that correspond 1..1 with the Identifier.system. Some identifiers may fall into multiple categories due to common usage.   Where the system is known, a type is unnecessary because the type is always part of the system definition. However systems often need to handle identifiers where the system is not known. There is not a 1:1 relationship between type and system, since many different systems have the same type." />
      <requirements value="Allows users to make use of identifiers when the identifier system is not known." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="Identifier.type" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="CodeableConcept" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <isSummary value="true" />
      <binding>
        <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName">
          <valueString value="IdentifierType" />
        </extension>
        <strength value="extensible" />
        <description value="A coded type for an identifier that can be used to determine which identifier to use for a specific purpose." />
        <valueSet value="http://hl7.org/fhir/ValueSet/identifier-type" />
      </binding>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="CE/CNE/CWE" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="CD" />
      </mapping>
      <mapping>
        <identity value="orim" />
        <map value="fhir:CodeableConcept rdfs:subClassOf dt:CD" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="CX.5" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="Role.code or implied by context" />
      </mapping>
    </element>
    <element id="Extension.extension:ID.value[x]:valueIdentifier.system">
      <path value="Extension.extension.value[x].system" />
      <short value="Festlegung als UUID" />
      <definition value="Establishes the namespace for the value - that is, a URL that describes a set values that are unique." />
      <comment value="Identifier.system is always case sensitive." />
      <requirements value="There are many sets  of identifiers.  To perform matching of two identifiers, we need to know what set we're dealing with. The system identifies a particular set of unique identifiers." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Identifier.system" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="uri" />
      </type>
      <fixedUri value="urn:ietf:rfc:3986" />
      <example>
        <label value="General" />
        <valueUri value="http://www.acme.com/identifiers/patient" />
      </example>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="CX.4 / EI-2-4" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="II.root or Role.id.root" />
      </mapping>
      <mapping>
        <identity value="servd" />
        <map value="./IdentifierType" />
      </mapping>
    </element>
    <element id="Extension.extension:ID.value[x]:valueIdentifier.value">
      <path value="Extension.extension.value[x].value" />
      <short value="ID Mehrfachverordnung" />
      <definition value="Eineindeutige ID, welche über alle Teilverordnungen einer Mehrfachverordnung identisch ist." />
      <comment value="If the value is a full URI, then the system SHALL be urn:ietf:rfc:3986.  The value's primary purpose is computational mapping.  As a result, it may be normalized for comparison purposes (e.g. removing non-significant whitespace, dashes, etc.)  A value formatted for human display can be conveyed using the [Rendered Value extension](extension-rendered-value.html). Identifier.value is to be treated as case sensitive unless knowledge of the Identifier.system allows the processer to be confident that non-case-sensitive processing is safe." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Identifier.value" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="string" />
      </type>
      <example>
        <label value="General" />
        <valueString value="123456" />
      </example>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="-erp-aufbauMehrfachverordnungID" />
        <severity value="error" />
        <human value="Der Aufbau der ID Mehrfachverordnung muss dem System urn:ietf:rfc:3986 entsprechen." />
        <expression value="matches('^urn:uuid:[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}$')" />
        <source value="https://fhir.kbv.de/StructureDefinition/KBV_EX_ERP_Multiple_Prescription" />
      </constraint>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="CX.1 / EI.1" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="II.extension or II.root if system indicates OID or GUID (Or Role.id.extension or root)" />
      </mapping>
      <mapping>
        <identity value="servd" />
        <map value="./Value" />
      </mapping>
    </element>
    <element id="Extension.extension:ID.value[x]:valueIdentifier.period">
      <path value="Extension.extension.value[x].period" />
      <short value="Time period when id is/was valid for use" />
      <definition value="Time period during which identifier is/was valid for use." />
      <comment value="A Period specifies a range of time; the context of use will specify whether the entire range applies (e.g. &quot;the patient was an inpatient of the hospital for this time range&quot;) or one value from the range applies (e.g. &quot;give to the patient between these two times&quot;).&#xA;&#xA;Period is not used for a duration (a measure of elapsed time). See [Duration](datatypes.html#Duration)." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="Identifier.period" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Period" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="per-1" />
        <severity value="error" />
        <human value="If present, start SHALL have a lower value than end" />
        <expression value="start.hasValue().not() or end.hasValue().not() or (start &lt;= end)" />
        <xpath value="not(exists(f:start/@value)) or not(exists(f:end/@value)) or (xs:dateTime(f:start/@value) &lt;= xs:dateTime(f:end/@value))" />
        <source value="http://hl7.org/fhir/StructureDefinition/Period" />
      </constraint>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="DR" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="IVL&lt;TS&gt;[lowClosed=&quot;true&quot; and highClosed=&quot;true&quot;] or URG&lt;TS&gt;[lowClosed=&quot;true&quot; and highClosed=&quot;true&quot;]" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="CX.7 + CX.8" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="Role.effectiveTime or implied by context" />
      </mapping>
      <mapping>
        <identity value="servd" />
        <map value="./StartDate and ./EndDate" />
      </mapping>
    </element>
    <element id="Extension.extension:ID.value[x]:valueIdentifier.assigner">
      <path value="Extension.extension.value[x].assigner" />
      <short value="Organization that issued id (may be just text)" />
      <definition value="Organization that issued/manages the identifier." />
      <comment value="The Identifier.assigner may omit the .reference element and only contain a .display element reflecting the name or other textual information about the assigning organization." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="Identifier.assigner" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/Organization" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <constraint>
        <key value="ref-1" />
        <severity value="error" />
        <human value="SHALL have a contained resource if a local reference is provided" />
        <expression value="reference.startsWith('#').not() or (reference.substring(1).trace('url') in %rootResource.contained.id.trace('ids'))" />
        <xpath value="not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])" />
        <source value="http://hl7.org/fhir/StructureDefinition/Reference" />
      </constraint>
      <isSummary value="true" />
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="The target of a resource reference is a RIM entry point (Act, Role, or Entity)" />
      </mapping>
      <mapping>
        <identity value="v2" />
        <map value="CX.4 / (CX.4,CX.9,CX.10)" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="II.assigningAuthorityName but note that this is an improper use by the definition of the field.  Also Role.scoper" />
      </mapping>
      <mapping>
        <identity value="servd" />
        <map value="./IdentifierIssuingAuthority" />
      </mapping>
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <representation value="xmlAttr" />
      <short value="identifies the meaning of the extension" />
      <definition value="Source of the definition for the extension code - a logical name or a URL." />
      <comment value="The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension." />
      <min value="1" />
      <max value="1" />
      <base>
        <path value="Extension.url" />
        <min value="1" />
        <max value="1" />
      </base>
      <type>
        <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type">
          <valueUrl value="uri" />
        </extension>
        <code value="http://hl7.org/fhirpath/System.String" />
      </type>
      <fixedUri value="https://fhir.kbv.de/StructureDefinition/KBV_EX_ERP_Multiple_Prescription" />
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <short value="Value of extension" />
      <definition value="Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list)." />
      <min value="0" />
      <max value="0" />
      <base>
        <path value="Extension.value[x]" />
        <min value="0" />
        <max value="1" />
      </base>
      <type>
        <code value="base64Binary" />
      </type>
      <type>
        <code value="boolean" />
      </type>
      <type>
        <code value="canonical" />
      </type>
      <type>
        <code value="code" />
      </type>
      <type>
        <code value="date" />
      </type>
      <type>
        <code value="dateTime" />
      </type>
      <type>
        <code value="decimal" />
      </type>
      <type>
        <code value="id" />
      </type>
      <type>
        <code value="instant" />
      </type>
      <type>
        <code value="integer" />
      </type>
      <type>
        <code value="markdown" />
      </type>
      <type>
        <code value="oid" />
      </type>
      <type>
        <code value="positiveInt" />
      </type>
      <type>
        <code value="string" />
      </type>
      <type>
        <code value="time" />
      </type>
      <type>
        <code value="unsignedInt" />
      </type>
      <type>
        <code value="uri" />
      </type>
      <type>
        <code value="url" />
      </type>
      <type>
        <code value="uuid" />
      </type>
      <type>
        <code value="Address" />
      </type>
      <type>
        <code value="Age" />
      </type>
      <type>
        <code value="Annotation" />
      </type>
      <type>
        <code value="Attachment" />
      </type>
      <type>
        <code value="CodeableConcept" />
      </type>
      <type>
        <code value="Coding" />
      </type>
      <type>
        <code value="ContactPoint" />
      </type>
      <type>
        <code value="Count" />
      </type>
      <type>
        <code value="Distance" />
      </type>
      <type>
        <code value="Duration" />
      </type>
      <type>
        <code value="HumanName" />
      </type>
      <type>
        <code value="Identifier" />
      </type>
      <type>
        <code value="Money" />
      </type>
      <type>
        <code value="Period" />
      </type>
      <type>
        <code value="Quantity" />
      </type>
      <type>
        <code value="Range" />
      </type>
      <type>
        <code value="Ratio" />
      </type>
      <type>
        <code value="Reference" />
      </type>
      <type>
        <code value="SampledData" />
      </type>
      <type>
        <code value="Signature" />
      </type>
      <type>
        <code value="Timing" />
      </type>
      <type>
        <code value="ContactDetail" />
      </type>
      <type>
        <code value="Contributor" />
      </type>
      <type>
        <code value="DataRequirement" />
      </type>
      <type>
        <code value="Expression" />
      </type>
      <type>
        <code value="ParameterDefinition" />
      </type>
      <type>
        <code value="RelatedArtifact" />
      </type>
      <type>
        <code value="TriggerDefinition" />
      </type>
      <type>
        <code value="UsageContext" />
      </type>
      <type>
        <code value="Dosage" />
      </type>
      <type>
        <code value="Meta" />
      </type>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
        <source value="http://hl7.org/fhir/StructureDefinition/Element" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
  </snapshot>
  <differential>
    <element id="Extension">
      <path value="Extension" />
      <short value="Mehrfachverordnung" />
      <definition value="Abbildung der Informationen im Rahmen einer Mehrfachverordnung" />
      <constraint>
        <key value="-erp-multiplePrescriptionKennzeichenTrueNummerierung" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Wenn das Kennzeichen gleich true ist, muss eine Nummerierung (Zaehler und Nenner) angegeben werden." />
        <expression value="(extension('Kennzeichen').value as boolean)=true implies extension('Nummerierung').exists()" />
      </constraint>
      <constraint>
        <key value="-erp-multiplePrescriptionKennzeichenFalseNummerierung" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Wenn das Kennzeichen gleich false ist, darf keine Nummerierung (Zaehler und Nenner) angegeben werden." />
        <expression value="(extension('Kennzeichen').value as boolean)=false implies extension('Nummerierung').exists().not()" />
      </constraint>
      <constraint>
        <key value="-erp-multiplePrescriptionKennzeichenTrueZeitraum" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Wenn das Kennzeichen gleich true ist, muss ein Zeitraum (mindestens Beginn der Einlösefrist) angegeben werden." />
        <expression value="(extension('Kennzeichen').value as boolean)=true implies extension('Zeitraum').exists()" />
      </constraint>
      <constraint>
        <key value="-erp-multiplePrescriptionKennzeichenFalseZeitraum" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Wenn das Kennzeichen gleich false ist, darf kein Zeitraum angegeben werden." />
        <expression value="(extension('Kennzeichen').value as boolean)=false implies extension('Zeitraum').exists().not()" />
      </constraint>
      <constraint>
        <key value="-erp-multiplePrescriptionKennzeichenTrueID" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Wenn das Kennzeichen gleich true ist, muss eine ID angegeben werden." />
        <expression value="(extension('Kennzeichen').value as boolean)=true implies extension('ID').exists()" />
      </constraint>
      <constraint>
        <key value="-erp-multiplePrescriptionKennzeichenFalseID" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Wenn das Kennzeichen gleich false ist, darf keine ID angegeben werden." />
        <expression value="(extension('Kennzeichen').value as boolean)=false implies extension('ID').exists().not()" />
      </constraint>
      <constraint>
        <key value="-erp-multiplePrescriptionEinloesefristEnde" />
        <severity value="error" />
        <human value="Das Ende der Einlösefrist darf nicht vor dem Beginn der Einlösefrist liegen." />
        <expression value="(extension('Kennzeichen').value as boolean)=true and extension('Zeitraum').value.end.exists() implies extension('Zeitraum').value.start &lt;= extension('Zeitraum').value.end" />
      </constraint>
    </element>
    <element id="Extension.extension">
      <path value="Extension.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <rules value="closed" />
      </slicing>
      <min value="1" />
      <max value="4" />
    </element>
    <element id="Extension.extension:Kennzeichen">
      <path value="Extension.extension" />
      <sliceName value="Kennzeichen" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Extension.extension:Kennzeichen.url">
      <path value="Extension.extension.url" />
      <fixedUri value="Kennzeichen" />
    </element>
    <element id="Extension.extension:Kennzeichen.value[x]">
      <path value="Extension.extension.value[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <rules value="closed" />
      </slicing>
      <min value="1" />
      <type>
        <code value="boolean" />
      </type>
    </element>
    <element id="Extension.extension:Kennzeichen.value[x]:valueBoolean">
      <path value="Extension.extension.value[x]" />
      <sliceName value="valueBoolean" />
      <short value="Kennzeichen Mehrfachverordnung" />
      <definition value="Abbildung, ob die aktuelle Verordnung Teil einer Mehrfachverordnung ist&#xD;&#xA;&#xD;&#xA;true - die aktuelle Verordnung ist Teil einer Mehrfachverordnung &#xD;&#xA;false - die aktuelle Verordnung ist kein Teil einer Mehrfachverordnung" />
      <min value="1" />
      <type>
        <code value="boolean" />
      </type>
    </element>
    <element id="Extension.extension:Nummerierung">
      <path value="Extension.extension" />
      <sliceName value="Nummerierung" />
      <max value="1" />
    </element>
    <element id="Extension.extension:Nummerierung.url">
      <path value="Extension.extension.url" />
      <fixedUri value="Nummerierung" />
    </element>
    <element id="Extension.extension:Nummerierung.value[x]">
      <path value="Extension.extension.value[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <rules value="closed" />
      </slicing>
      <min value="1" />
      <type>
        <code value="Ratio" />
      </type>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio">
      <path value="Extension.extension.value[x]" />
      <sliceName value="valueRatio" />
      <min value="1" />
      <type>
        <code value="Ratio" />
      </type>
      <constraint>
        <key value="-erp-multiplePrescriptionNummerierung" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Der Zaehler (Nummer der Teilverordnung) darf nicht größer als der Nenner (Gesamtanzahl) sein." />
        <expression value="numerator.value &lt;= denominator.value" />
      </constraint>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.numerator">
      <path value="Extension.extension.value[x].numerator" />
      <min value="1" />
      <constraint>
        <key value="-erp-multiplePrescriptionNumeratorValue" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Zaehler muss den Wert 1, 2, 3 oder 4 haben." />
        <expression value="where(value=1 or value=2 or value=3 or value=4).count()=1" />
      </constraint>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.numerator.value">
      <path value="Extension.extension.value[x].numerator.value" />
      <short value="Zähler Mehrfachverordnung" />
      <definition value="Das Feld dient der Kennzeichnung, um die wievielte Mehrfachverordnung einer Serie es sich handelt. Beispiel: &quot;2&quot; in &quot;2 von 4&quot;" />
      <min value="1" />
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.numerator.comparator">
      <path value="Extension.extension.value[x].numerator.comparator" />
      <max value="0" />
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.numerator.unit">
      <path value="Extension.extension.value[x].numerator.unit" />
      <max value="0" />
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.numerator.system">
      <path value="Extension.extension.value[x].numerator.system" />
      <max value="0" />
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.numerator.code">
      <path value="Extension.extension.value[x].numerator.code" />
      <max value="0" />
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.denominator">
      <path value="Extension.extension.value[x].denominator" />
      <min value="1" />
      <constraint>
        <key value="-erp-multiplePrescriptionDenominatorValue" />
        <severity value="error" />
        <human value="Mehrfachverordnung: Nenner muss den Wert 2, 3 oder 4 haben." />
        <expression value="where(value=2 or value=3 or value=4).count()=1" />
      </constraint>
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.denominator.value">
      <path value="Extension.extension.value[x].denominator.value" />
      <short value="Nenner Mehrfachverordnung" />
      <definition value="Das Feld dient der Kennzeichnung der Länge dieser Serie. Beispiel: &quot;4&quot; in &quot;2 von 4&quot;" />
      <min value="1" />
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.denominator.comparator">
      <path value="Extension.extension.value[x].denominator.comparator" />
      <max value="0" />
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.denominator.unit">
      <path value="Extension.extension.value[x].denominator.unit" />
      <max value="0" />
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.denominator.system">
      <path value="Extension.extension.value[x].denominator.system" />
      <max value="0" />
    </element>
    <element id="Extension.extension:Nummerierung.value[x]:valueRatio.denominator.code">
      <path value="Extension.extension.value[x].denominator.code" />
      <max value="0" />
    </element>
    <element id="Extension.extension:Zeitraum">
      <path value="Extension.extension" />
      <sliceName value="Zeitraum" />
      <short value="Zeitraum der Einlösefrist" />
      <max value="1" />
    </element>
    <element id="Extension.extension:Zeitraum.url">
      <path value="Extension.extension.url" />
      <fixedUri value="Zeitraum" />
    </element>
    <element id="Extension.extension:Zeitraum.value[x]">
      <path value="Extension.extension.value[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <rules value="closed" />
      </slicing>
      <min value="1" />
      <type>
        <code value="Period" />
      </type>
    </element>
    <element id="Extension.extension:Zeitraum.value[x]:valuePeriod">
      <path value="Extension.extension.value[x]" />
      <sliceName value="valuePeriod" />
      <min value="1" />
      <type>
        <code value="Period" />
      </type>
      <constraint>
        <key value="-erp-begrenzungDateStart" />
        <severity value="error" />
        <human value="Begrenzung der Datumsangabe auf 10 Zeichen JJJJ-MM-TT" />
        <expression value="start.toString().length()=10" />
      </constraint>
      <constraint>
        <key value="-erp-begrenzungDateEnd" />
        <severity value="error" />
        <human value="Begrenzung der Datumsangabe auf 10 Zeichen JJJJ-MM-TT" />
        <expression value="end.exists().not() or end.toString().length()=10" />
      </constraint>
    </element>
    <element id="Extension.extension:Zeitraum.value[x]:valuePeriod.start">
      <path value="Extension.extension.value[x].start" />
      <short value="Beginn Einlösefrist der Verordnung" />
      <definition value="Datum, ab dem die Teilverordnung der Mehrfachverordnung eingelöst werden kann" />
      <min value="1" />
    </element>
    <element id="Extension.extension:Zeitraum.value[x]:valuePeriod.end">
      <path value="Extension.extension.value[x].end" />
      <short value="Ende Einlösefrist der Verordnung" />
      <definition value="Datum des letzten Einlösetages der Teilverordnung der Mehrfachverordnung.&#xD;&#xA;Von der ausstellenden Person kann eine von der Arzneimittelverschreibungsverordnung (AMVV) abweichende Einlösefrist angegeben werden." />
    </element>
    <element id="Extension.extension:ID">
      <path value="Extension.extension" />
      <sliceName value="ID" />
      <max value="1" />
    </element>
    <element id="Extension.extension:ID.url">
      <path value="Extension.extension.url" />
      <fixedUri value="ID" />
    </element>
    <element id="Extension.extension:ID.value[x]">
      <path value="Extension.extension.value[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <rules value="closed" />
      </slicing>
      <min value="1" />
      <type>
        <code value="Identifier" />
      </type>
    </element>
    <element id="Extension.extension:ID.value[x]:valueIdentifier">
      <path value="Extension.extension.value[x]" />
      <sliceName value="valueIdentifier" />
      <min value="1" />
      <type>
        <code value="Identifier" />
      </type>
    </element>
    <element id="Extension.extension:ID.value[x]:valueIdentifier.use">
      <path value="Extension.extension.value[x].use" />
      <max value="0" />
    </element>
    <element id="Extension.extension:ID.value[x]:valueIdentifier.type">
      <path value="Extension.extension.value[x].type" />
      <max value="0" />
    </element>
    <element id="Extension.extension:ID.value[x]:valueIdentifier.system">
      <path value="Extension.extension.value[x].system" />
      <short value="Festlegung als UUID" />
      <min value="1" />
      <fixedUri value="urn:ietf:rfc:3986" />
    </element>
    <element id="Extension.extension:ID.value[x]:valueIdentifier.value">
      <path value="Extension.extension.value[x].value" />
      <short value="ID Mehrfachverordnung" />
      <definition value="Eineindeutige ID, welche über alle Teilverordnungen einer Mehrfachverordnung identisch ist." />
      <min value="1" />
      <constraint>
        <key value="-erp-aufbauMehrfachverordnungID" />
        <severity value="error" />
        <human value="Der Aufbau der ID Mehrfachverordnung muss dem System urn:ietf:rfc:3986 entsprechen." />
        <expression value="matches('^urn:uuid:[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}$')" />
      </constraint>
    </element>
    <element id="Extension.extension:ID.value[x]:valueIdentifier.period">
      <path value="Extension.extension.value[x].period" />
      <max value="0" />
    </element>
    <element id="Extension.extension:ID.value[x]:valueIdentifier.assigner">
      <path value="Extension.extension.value[x].assigner" />
      <max value="0" />
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="https://fhir.kbv.de/StructureDefinition/KBV_EX_ERP_Multiple_Prescription" />
    </element>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <max value="0" />
    </element>
  </differential>
</StructureDefinition>