DSTU2

This page is part of the FHIR Specification (v1.0.2: DSTU 2). The current version which supercedes this version is 4.0.1. For a full list of available versions, see the Directory of published versions

Namingsystem-questionnaire.xml

Raw XML (canonical form)

Generated Questionnaire for NamingSystem

<?xml version="1.0" encoding="UTF-8"?>

<Questionnaire xmlns="http://hl7.org/fhir">
  <id value="qs1"/>
  <identifier>
    <system value="urn:ietf:rfc:3986"/>
  </identifier>
  <status value="draft"/>
  <date value="2015-10-24T07:41:03+11:00"/>
  <publisher value="Health Level Seven International (FHIR Infrastructure)"/>
  <group>
    <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
      <valueString value="A curated namespace that issues unique symbols within that namespace for the identification of concepts, people, devices, etc.  Represents a &quot;System&quot; used within the Identifier and Coding data types."/>
    </extension>
    <linkId value="NamingSystem"/>
    <title value="System of unique identification"/>
    <required value="false"/>
    <repeats value="true"/>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes. The only time that a resource does not have an id is when it is being submitted to the server using a create operation. Bundles always have an id, though it is usually a generated UUID."/>
      </extension>
      <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
        <valueString value="string"/>
      </extension>
      <linkId value="NamingSystem.id"/>
      <required value="false"/>
      <repeats value="true"/>
      <question>
        <linkId value="NamingSystem.id.value"/>
        <text value="Logical id of this artifact"/>
        <type value="string"/>
        <required value="false"/>
        <repeats value="false"/>
      </question>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="The metadata about the resource. This is content that is maintained by the infrastructure. Changes to the content may not always be associated with version changes to the resource."/>
      </extension>
      <linkId value="NamingSystem.meta"/>
      <text value="Metadata about the resource"/>
      <required value="false"/>
      <repeats value="true"/>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content. Asserting this rule set restricts the content to be only understood by a limited set of trading partners. This inherently limits the usefulness of the data in the long term. However, the existing health eco-system is highly fractured, and not yet ready to define, collect, and exchange data in a generally computable sense. Wherever possible, implementers and/or specification writers should avoid using this element as much as possible."/>
      </extension>
      <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
        <valueString value="uri"/>
      </extension>
      <linkId value="NamingSystem.implicitRules"/>
      <required value="false"/>
      <repeats value="true"/>
      <question>
        <linkId value="NamingSystem.implicitRules.value"/>
        <text value="A set of rules under which this content was created"/>
        <type value="string"/>
        <required value="false"/>
        <repeats value="false"/>
      </question>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="The base language in which the resource is written. Language is provided to support indexing and accessibility (typically, services such as text to speech use the language tag). The html language tag in the narrative applies  to the narrative. The language tag on the resource may be used to specify the language of other presentations generated from the data in the resource  Not all the content has to be in the base language. The Resource.language should not be assumed to apply to the narrative automatically. If a language is specified, it should it also be specified on the div element in the html (see rules in HTML5 for information about the relationship between xml:lang and the html lang attribute)."/>
      </extension>
      <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
        <valueString value="code"/>
      </extension>
      <linkId value="NamingSystem.language"/>
      <required value="false"/>
      <repeats value="true"/>
      <question>
        <linkId value="NamingSystem.language.value"/>
        <text value="language"/>
        <type value="choice"/>
        <required value="false"/>
        <repeats value="false"/>
      </question>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="A human-readable narrative that contains a summary of the resource, and may be used to represent the content of the resource to a human. The narrative need not encode all the structured data, but is required to contain sufficient detail to make it &quot;clinically safe&quot; for a human to just read the narrative. Resource definitions may define what content should be represented in the narrative to ensure clinical safety. Contained resources do not have narrative. Resources that are not contained SHOULD have a narrative."/>
      </extension>
      <linkId value="NamingSystem.text"/>
      <text value="Text summary of the resource, for human interpretation"/>
      <required value="false"/>
      <repeats value="true"/>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="These resources do not have an independent existence apart from the resource that contains them - they cannot be identified independently, and nor can they have their own independent transaction scope. This should never be done when the content can be identified properly, as once identification is lost, it is extremely difficult (and context dependent) to restore it again."/>
      </extension>
      <linkId value="NamingSystem.contained"/>
      <text value="Contained, inline Resources"/>
      <required value="false"/>
      <repeats value="true"/>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="May be used to represent additional information that is not part of the basic definition of the resource. In order 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 is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. 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."/>
      </extension>
      <linkId value="NamingSystem.extension"/>
      <text value="Additional Content defined by implementations"/>
      <required value="false"/>
      <repeats value="true"/>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="May be used to represent additional information that is not part of the basic definition of the resource, and that modifies the understanding of the element that contains it. Usually modifier elements provide negation or qualification. In order 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 is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions. 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."/>
      </extension>
      <linkId value="NamingSystem.modifierExtension"/>
      <text value="Extensions that cannot be ignored"/>
      <required value="false"/>
      <repeats value="true"/>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="The descriptive name of this particular identifier type or code system. The&quot;symbolic name&quot; for an OID would be captured as an extension."/>
      </extension>
      <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
        <valueString value="string"/>
      </extension>
      <linkId value="NamingSystem.name"/>
      <required value="true"/>
      <repeats value="true"/>
      <question>
        <linkId value="NamingSystem.name.value"/>
        <text value="Human-readable label"/>
        <type value="string"/>
        <required value="false"/>
        <repeats value="false"/>
      </question>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="Indicates whether the naming system is &quot;ready for use&quot; or not."/>
      </extension>
      <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
        <valueString value="code"/>
      </extension>
      <linkId value="NamingSystem.status"/>
      <required value="true"/>
      <repeats value="true"/>
      <question>
        <linkId value="NamingSystem.status.value"/>
        <text value="status"/>
        <type value="choice"/>
        <required value="false"/>
        <repeats value="false"/>
      </question>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="Indicates the purpose for the naming system - what kinds of things does it make unique?"/>
      </extension>
      <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
        <valueString value="code"/>
      </extension>
      <linkId value="NamingSystem.kind"/>
      <required value="true"/>
      <repeats value="true"/>
      <question>
        <linkId value="NamingSystem.kind.value"/>
        <text value="kind"/>
        <type value="choice"/>
        <required value="false"/>
        <repeats value="false"/>
      </question>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="The name of the individual or organization that published the naming system. Usually an organization, but may be an individual. This item SHOULD be populated unless the information is available from context."/>
      </extension>
      <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
        <valueString value="string"/>
      </extension>
      <linkId value="NamingSystem.publisher"/>
      <required value="false"/>
      <repeats value="true"/>
      <question>
        <linkId value="NamingSystem.publisher.value"/>
        <text value="Name of the publisher (Organization or individual)"/>
        <type value="string"/>
        <required value="false"/>
        <repeats value="false"/>
      </question>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="Contacts to assist a user in finding and communicating with the publisher."/>
      </extension>
      <linkId value="NamingSystem.contact"/>
      <title value="Contact details of the publisher"/>
      <text value="May be a web site, an email address, a telephone number (tel:), etc."/>
      <required value="false"/>
      <repeats value="true"/>
      <group>
        <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
          <valueString value="unique id for the element within a resource (for internal references)."/>
        </extension>
        <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
          <valueString value="string"/>
        </extension>
        <linkId value="NamingSystem.contact.id"/>
        <required value="false"/>
        <repeats value="true"/>
        <question>
          <linkId value="NamingSystem.contact.id.value"/>
          <text value="xml:id (or equivalent in JSON)"/>
          <type value="string"/>
          <required value="false"/>
          <repeats value="false"/>
        </question>
      </group>
      <group>
        <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
          <valueString value="May be used to represent additional information that is not part of the basic definition of the element. In order 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 is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. 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."/>
        </extension>
        <linkId value="NamingSystem.contact.extension"/>
        <text value="Additional Content defined by implementations"/>
        <required value="false"/>
        <repeats value="true"/>
      </group>
      <group>
        <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
          <valueString value="May be used to represent additional information that is not part of the basic definition of the element, and that modifies the understanding of the element that contains it. Usually modifier elements provide negation or qualification. In order 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 is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions. 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."/>
        </extension>
        <linkId value="NamingSystem.contact.modifierExtension"/>
        <text value="Extensions that cannot be ignored"/>
        <required value="false"/>
        <repeats value="true"/>
      </group>
      <group>
        <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
          <valueString value="The name of an individual to contact regarding the naming system. If there is no named individual, the telecom is for the organization as a whole."/>
        </extension>
        <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
          <valueString value="string"/>
        </extension>
        <linkId value="NamingSystem.contact.name"/>
        <required value="false"/>
        <repeats value="true"/>
        <question>
          <linkId value="NamingSystem.contact.name.value"/>
          <text value="Name of a individual to contact"/>
          <type value="string"/>
          <required value="false"/>
          <repeats value="false"/>
        </question>
      </group>
      <group>
        <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
          <valueString value="Contact details for individual (if a name was provided) or the publisher."/>
        </extension>
        <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
          <valueString value="ContactPoint"/>
        </extension>
        <linkId value="NamingSystem.contact.telecom"/>
        <text value="Contact details for individual or publisher"/>
        <required value="false"/>
        <repeats value="true"/>
        <question>
          <linkId value="NamingSystem.contact.telecom.system"/>
          <text value="type:"/>
          <type value="choice"/>
          <required value="false"/>
          <repeats value="false"/>
        </question>
        <question>
          <linkId value="NamingSystem.contact.telecom.value"/>
          <text value="value:"/>
          <type value="string"/>
          <required value="false"/>
          <repeats value="false"/>
        </question>
        <question>
          <linkId value="NamingSystem.contact.telecom.use"/>
          <text value="use:"/>
          <type value="choice"/>
          <required value="false"/>
          <repeats value="false"/>
        </question>
      </group>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="The name of the organization that is responsible for issuing identifiers or codes for this namespace and ensuring their non-collision. This is the primary organization.  Responsibility for some aspects of a namespace may be delegated."/>
      </extension>
      <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
        <valueString value="string"/>
      </extension>
      <linkId value="NamingSystem.responsible"/>
      <required value="false"/>
      <repeats value="true"/>
      <question>
        <linkId value="NamingSystem.responsible.value"/>
        <text value="Who maintains system namespace?"/>
        <type value="string"/>
        <required value="false"/>
        <repeats value="false"/>
      </question>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="The date  (and optionally time) when the system was registered or published. The date must change when the business version changes, if it does, and it must change if the status code changes. In addition, it should change when the substantive content of the registration changes. Additional specific dates may be added as extensions."/>
      </extension>
      <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
        <valueString value="datetime"/>
      </extension>
      <linkId value="NamingSystem.date"/>
      <required value="true"/>
      <repeats value="true"/>
      <question>
        <linkId value="NamingSystem.date.value"/>
        <text value="Publication Date(/time)"/>
        <type value="dateTime"/>
        <required value="false"/>
        <repeats value="false"/>
      </question>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="Categorizes a naming system for easier search by grouping related naming systems. This will most commonly be used for identifier namespaces, but categories could potentially be useful for code systems and authorities as well."/>
      </extension>
      <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
        <valueString value="CodeableConcept"/>
      </extension>
      <linkId value="NamingSystem.type"/>
      <text value="e.g. driver,  provider,  patient, bank etc."/>
      <required value="false"/>
      <repeats value="true"/>
      <question>
        <linkId value="NamingSystem.type.coding"/>
        <text value="code:"/>
        <type value="open-choice"/>
        <required value="false"/>
        <repeats value="false"/>
      </question>
      <question>
        <linkId value="NamingSystem.type.text"/>
        <text value="text:"/>
        <type value="string"/>
        <required value="false"/>
        <repeats value="false"/>
      </question>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="Details about what the namespace identifies including scope, granularity, version labeling, etc."/>
      </extension>
      <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
        <valueString value="string"/>
      </extension>
      <linkId value="NamingSystem.description"/>
      <required value="false"/>
      <repeats value="true"/>
      <question>
        <linkId value="NamingSystem.description.value"/>
        <text value="What does naming system identify?"/>
        <type value="string"/>
        <required value="false"/>
        <repeats value="false"/>
      </question>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="The content was developed with a focus and intent of supporting the contexts that are listed. These terms may be used to assist with indexing and searching of naming systems."/>
      </extension>
      <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
        <valueString value="CodeableConcept"/>
      </extension>
      <linkId value="NamingSystem.useContext"/>
      <text value="Content intends to support these contexts"/>
      <required value="false"/>
      <repeats value="true"/>
      <question>
        <linkId value="NamingSystem.useContext.coding"/>
        <text value="code:"/>
        <type value="open-choice"/>
        <required value="false"/>
        <repeats value="false"/>
      </question>
      <question>
        <linkId value="NamingSystem.useContext.text"/>
        <text value="text:"/>
        <type value="string"/>
        <required value="false"/>
        <repeats value="false"/>
      </question>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="Provides guidance on the use of the namespace, including the handling of formatting characters, use of upper vs. lower case, etc."/>
      </extension>
      <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
        <valueString value="string"/>
      </extension>
      <linkId value="NamingSystem.usage"/>
      <required value="false"/>
      <repeats value="true"/>
      <question>
        <linkId value="NamingSystem.usage.value"/>
        <text value="How/where is it used"/>
        <type value="string"/>
        <required value="false"/>
        <repeats value="false"/>
      </question>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="Indicates how the system may be identified when referenced in electronic exchange."/>
      </extension>
      <linkId value="NamingSystem.uniqueId"/>
      <title value="Unique identifiers used for system"/>
      <text value="Multiple identifiers may exist, either due to duplicate registration, regional rules, needs of different communication technologies, etc."/>
      <required value="true"/>
      <repeats value="true"/>
      <group>
        <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
          <valueString value="unique id for the element within a resource (for internal references)."/>
        </extension>
        <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
          <valueString value="string"/>
        </extension>
        <linkId value="NamingSystem.uniqueId.id"/>
        <required value="false"/>
        <repeats value="true"/>
        <question>
          <linkId value="NamingSystem.uniqueId.id.value"/>
          <text value="xml:id (or equivalent in JSON)"/>
          <type value="string"/>
          <required value="false"/>
          <repeats value="false"/>
        </question>
      </group>
      <group>
        <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
          <valueString value="May be used to represent additional information that is not part of the basic definition of the element. In order 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 is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. 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."/>
        </extension>
        <linkId value="NamingSystem.uniqueId.extension"/>
        <text value="Additional Content defined by implementations"/>
        <required value="false"/>
        <repeats value="true"/>
      </group>
      <group>
        <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
          <valueString value="May be used to represent additional information that is not part of the basic definition of the element, and that modifies the understanding of the element that contains it. Usually modifier elements provide negation or qualification. In order 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 is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions. 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."/>
        </extension>
        <linkId value="NamingSystem.uniqueId.modifierExtension"/>
        <text value="Extensions that cannot be ignored"/>
        <required value="false"/>
        <repeats value="true"/>
      </group>
      <group>
        <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
          <valueString value="Identifies the unique identifier scheme used for this particular identifier. Different identifier types may be used in different types of communications (OIDs for v3, URIs for FHIR, etc.).  Other includes RUIDs from v3, standard v2 code name strings, etc."/>
        </extension>
        <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
          <valueString value="code"/>
        </extension>
        <linkId value="NamingSystem.uniqueId.type"/>
        <required value="true"/>
        <repeats value="true"/>
        <question>
          <linkId value="NamingSystem.uniqueId.type.value"/>
          <text value="type"/>
          <type value="choice"/>
          <required value="false"/>
          <repeats value="false"/>
        </question>
      </group>
      <group>
        <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
          <valueString value="The string that should be sent over the wire to identify the code system or identifier system. If the value is a URI intended for use as FHIR system identifier, the URI should not contain &quot;\&quot; or &quot;?&quot; or &quot;,&quot; since this makes escaping very difficult."/>
        </extension>
        <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
          <valueString value="string"/>
        </extension>
        <linkId value="NamingSystem.uniqueId.value"/>
        <required value="true"/>
        <repeats value="true"/>
        <question>
          <linkId value="NamingSystem.uniqueId.value.value"/>
          <text value="The unique identifier"/>
          <type value="string"/>
          <required value="false"/>
          <repeats value="false"/>
        </question>
      </group>
      <group>
        <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
          <valueString value="Indicates whether this identifier is the &quot;preferred&quot; identifier of this type."/>
        </extension>
        <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
          <valueString value="boolean"/>
        </extension>
        <linkId value="NamingSystem.uniqueId.preferred"/>
        <required value="false"/>
        <repeats value="true"/>
        <question>
          <linkId value="NamingSystem.uniqueId.preferred.value"/>
          <text value="Is this the id that should be used for this type"/>
          <type value="boolean"/>
          <required value="false"/>
          <repeats value="false"/>
        </question>
      </group>
      <group>
        <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
          <valueString value="Identifies the period of time over which this identifier is considered appropriate to refer to the naming system.  Outside of this window, the identifier might be non-deterministic. Within a registry, a given identifier should only be &quot;active&quot; for a single namespace at a time.  (Ideally, an identifier should only ever be associated with a single namespace across all time)."/>
        </extension>
        <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
          <valueString value="Period"/>
        </extension>
        <linkId value="NamingSystem.uniqueId.period"/>
        <text value="When is identifier valid?"/>
        <required value="false"/>
        <repeats value="true"/>
        <question>
          <linkId value="NamingSystem.uniqueId.period.low"/>
          <text value="start:"/>
          <type value="dateTime"/>
          <required value="false"/>
          <repeats value="false"/>
        </question>
        <question>
          <linkId value="NamingSystem.uniqueId.period.end"/>
          <text value="end:"/>
          <type value="dateTime"/>
          <required value="false"/>
          <repeats value="false"/>
        </question>
      </group>
    </group>
    <group>
      <extension url="http://hl7.org/fhir/Profile/questionnaire-extensions#flyover">
        <valueString value="For naming systems that are retired, indicates the naming system that should be used in their place (if any)."/>
      </extension>
      <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#type">
        <valueString value="Reference"/>
      </extension>
      <linkId value="NamingSystem.replacedBy"/>
      <required value="false"/>
      <repeats value="true"/>
      <question>
        <extension url="http://www.healthintersections.com.au/fhir/Profile/metadata#reference">
          <valueString value="/NamingSystem?subject=$subj&amp;patient=$subj&amp;encounter=$encounter"/>
        </extension>
        <linkId value="NamingSystem.replacedBy.value"/>
        <text value="Use this instead"/>
        <type value="reference"/>
        <required value="false"/>
        <repeats value="false"/>
      </question>
    </group>
  </group>
</Questionnaire>

Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.