This structure is derived from NamingSystem.

Summary

Mandatory: 4 elements
Must-Support: 10 elements

Extensions

This structure refers to these extensions:

• http://hl7.org/fhir/StructureDefinition/cqf-knowledgeRepresentationLevel

This indicates the differences between this profile and the base NamingSystem structure.

Name	Flags	Card.	Type	Description & Constraints
NamingSystem		1..1	NamingSystem	System of unique identification
Slices for extension				Content/Rules for all slices
extension:knowledgeRepresentationLevel	S	0..*	code	narrative | semi-structured | structured | executable URL: http://hl7.org/fhir/StructureDefinition/cqf-knowledgeRepresentationLevel Binding: Knowledge Representation Level (required)
url	S	1..1	uri	Canonical identifier for this naming system, represented as a URI (globally unique)
version	S	1..1	string	Business version of the naming system
versionAlgorithm[x]	S	0..1	string, Coding	How to compare versions
name	S	1..1	string	Name for this naming system (computer friendly)
title	S	1..1	string	Title for this naming system (human friendly)
status	S	1..1	code	draft | active | retired | unknown
experimental	S	0..1	boolean	For testing only - never for real usage
publisher	S	0..1	string	Name of the publisher/steward (organization or individual)
description	S	1..1	markdown	Natural language description of the naming system
Documentation for this format

This provides the consolidated view (aka snapshot) of the profile after applying the changes in this profile to the base NamingSystem structure.

Name	Flags	Card.	Type	Description & Constraints
NamingSystem	C	1..1	NamingSystem	System of unique identification cnl-0: Name should be usable as an identifier for the module by machine processing applications such as code generation nsd-1: Root systems cannot have uuid identifiers nsd-2: Can't have more than one preferred identifier for a type nsd-3: Can't have more than one authoritative identifier for a type/period combination (only one authoritative identifier allowed at any given point of time)
id	Σ	0..1	id	Logical id of this artifact
meta	Σ	0..1	Meta	Metadata about the resource
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
language		0..1	code	Language of the resource content Binding: All Languages (required): IETF language tag for a human language Additional Bindings Purpose Common Languages Starter Set
text		0..1	Narrative	Text summary of the resource, for human interpretation
contained		0..*	Resource	Contained, inline Resources
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
extension:knowledgeRepresentationLevel	S	0..*	code	narrative | semi-structured | structured | executable URL: http://hl7.org/fhir/StructureDefinition/cqf-knowledgeRepresentationLevel Binding: Knowledge Representation Level (required)
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored
url	SΣC	1..1	uri	Canonical identifier for this naming system, represented as a URI (globally unique) cnl-1: URL should not contain | or # - these characters make processing canonical references problematic
identifier	Σ	0..*	Identifier	Additional identifier for the naming system (business identifier)
version	SΣ	1..1	string	Business version of the naming system
versionAlgorithm[x]	SΣ	0..1		How to compare versions Binding: Version Algorithm (extensible)
versionAlgorithmString			string
versionAlgorithmCoding			Coding
name	SΣC	1..1	string	Name for this naming system (computer friendly)
title	SΣ	1..1	string	Title for this naming system (human friendly)
status	?!SΣ	1..1	code	draft | active | retired | unknown Binding: PublicationStatus (required): The lifecycle status of an artifact.
kind	ΣC	1..1	code	codesystem | identifier | root Binding: Naming System Type (required): Identifies the purpose of the naming system.
experimental	SΣ	0..1	boolean	For testing only - never for real usage
date	Σ	1..1	dateTime	Date last changed
publisher	SΣ	0..1	string	Name of the publisher/steward (organization or individual)
contact	Σ	0..*	ContactDetail	Contact details for the publisher
responsible		0..1	string	Who maintains system namespace?
type		0..1	CodeableConcept	e.g. driver, provider, patient, bank etc Binding: Naming System Identifier System Type (preferred): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
description	S	1..1	markdown	Natural language description of the naming system
useContext	Σ	0..*	UsageContext	The context that the content is intended to support
jurisdiction	Σ	0..*	CodeableConcept	Intended jurisdiction for naming system (if applicable) Binding: Jurisdiction ValueSet (extensible): Countries and regions within which this artifact is targeted for use.
purpose		0..1	markdown	Why this naming system is defined
copyright		0..1	markdown	Use and/or publishing restrictions
copyrightLabel		0..1	string	Copyright holder and year(s)
approvalDate		0..1	date	When the NamingSystem was approved by publisher
lastReviewDate		0..1	date	When the NamingSystem was last reviewed by the publisher
effectivePeriod	Σ	0..1	Period	When the NamingSystem is expected to be used
topic		0..*	CodeableConcept	E.g. Education, Treatment, Assessment, etc Binding: Definition Topic (example)
author		0..*	ContactDetail	Who authored the CodeSystem
editor		0..*	ContactDetail	Who edited the NamingSystem
reviewer		0..*	ContactDetail	Who reviewed the NamingSystem
endorser		0..*	ContactDetail	Who endorsed the NamingSystem
relatedArtifact		0..*	RelatedArtifact	Additional documentation, citations, etc
usage		0..1	string	How/where is it used
uniqueId	ΣC	1..*	BackboneElement	Unique identifiers used for system
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
type	ΣC	1..1	code	oid | uuid | uri | iri-stem | v2csmnemonic | other Binding: Naming System Identifier Type (required): Identifies the style of unique identifier used to identify a namespace.
value	Σ	1..1	string	The unique identifier
preferred	C	0..1	boolean	Is this the id that should be used for this type
comment		0..1	string	Notes about identifier usage
period	C	0..1	Period	When is identifier valid?
authoritative	C	0..1	boolean	Whether the identifier is authoritative
Documentation for this format

<!-- ShareableNamingSystem -->

<NamingSystem xmlns="http://hl7.org/fhir"
>
  <!-- from Element: extension -->
 <id value="[id]"/><!-- 0..1 Logical id of this artifact -->
 <meta><!-- I 0..1 Meta Metadata about the resource --></meta>
 <implicitRules value="[uri]"/><!-- I 0..1 A set of rules under which this content was created -->
 <language value="[code]"/><!-- I 0..1 Language of the resource content   -->
 <text><!-- I 0..1 Narrative 
     Text summary of the resource, for human interpretation --></text>
 <contained><!-- 0..* Resource Contained, inline Resources --></contained>
 <modifierExtension><!-- I 0..* Extension  Extensions that cannot be ignored  --></modifierExtension>
 <url value="[uri]"/><!-- I 1..1 
     Canonical identifier for this naming system, represented as a URI (globally unique) -->
 <identifier><!-- I 0..* Identifier 
     Additional identifier for the naming system (business identifier) --></identifier>
 <version value="[string]"/><!-- I 1..1 Business version of the naming system -->
 <versionAlgorithm[x]><!-- I 0..1 string|Coding How to compare versions   --></versionAlgorithm[x]>
 <name value="[string]"/><!-- I 1..1 Name for this naming system (computer friendly) -->
 <title value="[string]"/><!-- I 1..1 Title for this naming system (human friendly) -->
 <status value="[code]"/><!-- I 1..1 draft | active | retired | unknown   -->
 <kind value="[code]"/><!-- I 1..1 codesystem | identifier | root   -->
 <experimental value="[boolean]"/><!-- I 0..1 For testing only - never for real usage -->
 <date value="[dateTime]"/><!-- I 1..1 Date last changed -->
 <publisher value="[string]"/><!-- I 0..1 Name of the publisher/steward (organization or individual) -->
 <contact><!-- I 0..* ContactDetail 
     Contact details for the publisher --></contact>
 <responsible value="[string]"/><!-- I 0..1 Who maintains system namespace? -->
 <type><!-- I 0..1 CodeableConcept e.g. driver,  provider,  patient, bank etc   --></type>
 <description value="[markdown]"/><!-- I 1..1 Natural language description of the naming system -->
 <useContext><!-- I 0..* UsageContext 
     The context that the content is intended to support --></useContext>
 <jurisdiction><!-- I 0..* CodeableConcept Intended jurisdiction for naming system (if applicable)   --></jurisdiction>
 <purpose value="[markdown]"/><!-- I 0..1 Why this naming system is defined -->
 <copyright value="[markdown]"/><!-- I 0..1 Use and/or publishing restrictions -->
 <copyrightLabel value="[string]"/><!-- I 0..1 Copyright holder and year(s) -->
 <approvalDate value="[date]"/><!-- I 0..1 When the NamingSystem was approved by publisher -->
 <lastReviewDate value="[date]"/><!-- I 0..1 When the NamingSystem was last reviewed by the publisher -->
 <effectivePeriod><!-- I 0..1 Period 
     When the NamingSystem is expected to be used --></effectivePeriod>
 <topic><!-- I 0..* CodeableConcept E.g. Education, Treatment, Assessment, etc   --></topic>
 <author><!-- I 0..* ContactDetail Who authored the CodeSystem --></author>
 <editor><!-- I 0..* ContactDetail Who edited the NamingSystem --></editor>
 <reviewer><!-- I 0..* ContactDetail Who reviewed the NamingSystem --></reviewer>
 <endorser><!-- I 0..* ContactDetail Who endorsed the NamingSystem --></endorser>
 <relatedArtifact><!-- I 0..* RelatedArtifact 
     Additional documentation, citations, etc --></relatedArtifact>
 <usage value="[string]"/><!-- I 0..1 How/where is it used -->
 <uniqueId> I 1..* BackboneElement  <!-- I 1..* Unique identifiers used for system -->
  <modifierExtension><!-- I 0..* Extension  Extensions that cannot be ignored even if unrecognized  --></modifierExtension>
  <type value="[code]"/><!-- I 1..1 oid | uuid | uri | iri-stem | v2csmnemonic | other   -->
  <value value="[string]"/><!-- I 1..1 The unique identifier -->
  <preferred value="[boolean]"/><!-- I 0..1 Is this the id that should be used for this type -->
  <comment value="[string]"/><!-- I 0..1 Notes about identifier usage -->
  <period><!-- I 0..1 Period 
      When is identifier valid? --></period>
  <authoritative value="[boolean]"/><!-- I 0..1 Whether the identifier is authoritative -->
 </uniqueId>
</NamingSystem>

{ // ShareableNamingSystem
  // from Element: extension
    "meta" : { Meta }, // IMetadata about the resource
    "implicitRules" : "<uri>", // IA set of rules under which this content was created
    "language" : "<code>", // ILanguage of the resource content
    "text" : { Narrative }, // IText summary of the resource, for human interpretation
    "contained" : [{ Resource }], //Contained, inline Resources
    "extension" : [ //  sliced by value:url  in the specified order, Open 
      { // narrative | semi-structured | structured | executable // I
        // from Element: extension
      }
    ],
    "modifierExtension" : [{ Extension }], // IExtensions that cannot be ignored
    "url" : "<uri>", // I R! Canonical identifier for this naming system, represented as a URI (globally unique)
    "identifier" : [{ Identifier }], // IAdditional identifier for the naming system (business identifier)
    "version" : "<string>", // I R! Business version of the naming system
  // value[x]: How to compare versions. One of these 2:
    "versionAlgorithmString" : "<string>", // IHow to compare versions
    "versionAlgorithmCoding" : { Coding }, // IHow to compare versions
    "name" : "<string>", // I R! Name for this naming system (computer friendly)
    "title" : "<string>", // I R! Title for this naming system (human friendly)
    "status" : "<code>", // I R! draft | active | retired | unknown
    "kind" : "<code>", // I R! codesystem | identifier | root
    "experimental" : <boolean>, // IFor testing only - never for real usage
    "date" : "<dateTime>", // I R! Date last changed
    "publisher" : "<string>", // IName of the publisher/steward (organization or individual)
    "contact" : [{ ContactDetail }], // IContact details for the publisher
    "responsible" : "<string>", // IWho maintains system namespace?
    "type" : { CodeableConcept }, // Ie.g. driver,  provider,  patient, bank etc
    "description" : "<markdown>", // I R! Natural language description of the naming system
    "useContext" : [{ UsageContext }], // IThe context that the content is intended to support
    "jurisdiction" : [{ CodeableConcept }], // IIntended jurisdiction for naming system (if applicable)
    "purpose" : "<markdown>", // IWhy this naming system is defined
    "copyright" : "<markdown>", // IUse and/or publishing restrictions
    "copyrightLabel" : "<string>", // ICopyright holder and year(s)
    "approvalDate" : "<date>", // IWhen the NamingSystem was approved by publisher
    "lastReviewDate" : "<date>", // IWhen the NamingSystem was last reviewed by the publisher
    "effectivePeriod" : { Period }, // IWhen the NamingSystem is expected to be used
    "topic" : [{ CodeableConcept }], // IE.g. Education, Treatment, Assessment, etc
    "author" : [{ ContactDetail }], // IWho authored the CodeSystem
    "editor" : [{ ContactDetail }], // IWho edited the NamingSystem
    "reviewer" : [{ ContactDetail }], // IWho reviewed the NamingSystem
    "endorser" : [{ ContactDetail }], // IWho endorsed the NamingSystem
    "relatedArtifact" : [{ RelatedArtifact }], // IAdditional documentation, citations, etc
    "usage" : "<string>", // IHow/where is it used
    "uniqueId" : [{ BackboneElement }], // I R! Unique identifiers used for system
  }

Summary

Mandatory: 4 elements
Must-Support: 10 elements

Extensions

This structure refers to these extensions:

• http://hl7.org/fhir/StructureDefinition/cqf-knowledgeRepresentationLevel

This provides the consolidated view (aka snapshot) of the profile after applying the changes in this profile to the base NamingSystem structure.

Name	Flags	Card.	Type	Description & Constraints
NamingSystem	C	1..1	NamingSystem	System of unique identification cnl-0: Name should be usable as an identifier for the module by machine processing applications such as code generation nsd-1: Root systems cannot have uuid identifiers nsd-2: Can't have more than one preferred identifier for a type nsd-3: Can't have more than one authoritative identifier for a type/period combination (only one authoritative identifier allowed at any given point of time)
id	Σ	0..1	id	Logical id of this artifact
meta	Σ	0..1	Meta	Metadata about the resource
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
language		0..1	code	Language of the resource content Binding: All Languages (required): IETF language tag for a human language Additional Bindings Purpose Common Languages Starter Set
text		0..1	Narrative	Text summary of the resource, for human interpretation
contained		0..*	Resource	Contained, inline Resources
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
extension:knowledgeRepresentationLevel	S	0..*	code	narrative | semi-structured | structured | executable URL: http://hl7.org/fhir/StructureDefinition/cqf-knowledgeRepresentationLevel Binding: Knowledge Representation Level (required)
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored
url	SΣC	1..1	uri	Canonical identifier for this naming system, represented as a URI (globally unique) cnl-1: URL should not contain | or # - these characters make processing canonical references problematic
identifier	Σ	0..*	Identifier	Additional identifier for the naming system (business identifier)
version	SΣ	1..1	string	Business version of the naming system
versionAlgorithm[x]	SΣ	0..1		How to compare versions Binding: Version Algorithm (extensible)
versionAlgorithmString			string
versionAlgorithmCoding			Coding
name	SΣC	1..1	string	Name for this naming system (computer friendly)
title	SΣ	1..1	string	Title for this naming system (human friendly)
status	?!SΣ	1..1	code	draft | active | retired | unknown Binding: PublicationStatus (required): The lifecycle status of an artifact.
kind	ΣC	1..1	code	codesystem | identifier | root Binding: Naming System Type (required): Identifies the purpose of the naming system.
experimental	SΣ	0..1	boolean	For testing only - never for real usage
date	Σ	1..1	dateTime	Date last changed
publisher	SΣ	0..1	string	Name of the publisher/steward (organization or individual)
contact	Σ	0..*	ContactDetail	Contact details for the publisher
responsible		0..1	string	Who maintains system namespace?
type		0..1	CodeableConcept	e.g. driver, provider, patient, bank etc Binding: Naming System Identifier System Type (preferred): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
description	S	1..1	markdown	Natural language description of the naming system
useContext	Σ	0..*	UsageContext	The context that the content is intended to support
jurisdiction	Σ	0..*	CodeableConcept	Intended jurisdiction for naming system (if applicable) Binding: Jurisdiction ValueSet (extensible): Countries and regions within which this artifact is targeted for use.
purpose		0..1	markdown	Why this naming system is defined
copyright		0..1	markdown	Use and/or publishing restrictions
copyrightLabel		0..1	string	Copyright holder and year(s)
approvalDate		0..1	date	When the NamingSystem was approved by publisher
lastReviewDate		0..1	date	When the NamingSystem was last reviewed by the publisher
effectivePeriod	Σ	0..1	Period	When the NamingSystem is expected to be used
topic		0..*	CodeableConcept	E.g. Education, Treatment, Assessment, etc Binding: Definition Topic (example)
author		0..*	ContactDetail	Who authored the CodeSystem
editor		0..*	ContactDetail	Who edited the NamingSystem
reviewer		0..*	ContactDetail	Who reviewed the NamingSystem
endorser		0..*	ContactDetail	Who endorsed the NamingSystem
relatedArtifact		0..*	RelatedArtifact	Additional documentation, citations, etc
usage		0..1	string	How/where is it used
uniqueId	ΣC	1..*	BackboneElement	Unique identifiers used for system
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
type	ΣC	1..1	code	oid | uuid | uri | iri-stem | v2csmnemonic | other Binding: Naming System Identifier Type (required): Identifies the style of unique identifier used to identify a namespace.
value	Σ	1..1	string	The unique identifier
preferred	C	0..1	boolean	Is this the id that should be used for this type
comment		0..1	string	Notes about identifier usage
period	C	0..1	Period	When is identifier valid?
authoritative	C	0..1	boolean	Whether the identifier is authoritative
Documentation for this format

<!-- ShareableNamingSystem -->

<NamingSystem xmlns="http://hl7.org/fhir"
>
  <!-- from Element: extension -->
 <id value="[id]"/><!-- 0..1 Logical id of this artifact -->
 <meta><!-- I 0..1 Meta Metadata about the resource --></meta>
 <implicitRules value="[uri]"/><!-- I 0..1 A set of rules under which this content was created -->
 <language value="[code]"/><!-- I 0..1 Language of the resource content   -->
 <text><!-- I 0..1 Narrative 
     Text summary of the resource, for human interpretation --></text>
 <contained><!-- 0..* Resource Contained, inline Resources --></contained>
 <modifierExtension><!-- I 0..* Extension  Extensions that cannot be ignored  --></modifierExtension>
 <url value="[uri]"/><!-- I 1..1 
     Canonical identifier for this naming system, represented as a URI (globally unique) -->
 <identifier><!-- I 0..* Identifier 
     Additional identifier for the naming system (business identifier) --></identifier>
 <version value="[string]"/><!-- I 1..1 Business version of the naming system -->
 <versionAlgorithm[x]><!-- I 0..1 string|Coding How to compare versions   --></versionAlgorithm[x]>
 <name value="[string]"/><!-- I 1..1 Name for this naming system (computer friendly) -->
 <title value="[string]"/><!-- I 1..1 Title for this naming system (human friendly) -->
 <status value="[code]"/><!-- I 1..1 draft | active | retired | unknown   -->
 <kind value="[code]"/><!-- I 1..1 codesystem | identifier | root   -->
 <experimental value="[boolean]"/><!-- I 0..1 For testing only - never for real usage -->
 <date value="[dateTime]"/><!-- I 1..1 Date last changed -->
 <publisher value="[string]"/><!-- I 0..1 Name of the publisher/steward (organization or individual) -->
 <contact><!-- I 0..* ContactDetail 
     Contact details for the publisher --></contact>
 <responsible value="[string]"/><!-- I 0..1 Who maintains system namespace? -->
 <type><!-- I 0..1 CodeableConcept e.g. driver,  provider,  patient, bank etc   --></type>
 <description value="[markdown]"/><!-- I 1..1 Natural language description of the naming system -->
 <useContext><!-- I 0..* UsageContext 
     The context that the content is intended to support --></useContext>
 <jurisdiction><!-- I 0..* CodeableConcept Intended jurisdiction for naming system (if applicable)   --></jurisdiction>
 <purpose value="[markdown]"/><!-- I 0..1 Why this naming system is defined -->
 <copyright value="[markdown]"/><!-- I 0..1 Use and/or publishing restrictions -->
 <copyrightLabel value="[string]"/><!-- I 0..1 Copyright holder and year(s) -->
 <approvalDate value="[date]"/><!-- I 0..1 When the NamingSystem was approved by publisher -->
 <lastReviewDate value="[date]"/><!-- I 0..1 When the NamingSystem was last reviewed by the publisher -->
 <effectivePeriod><!-- I 0..1 Period 
     When the NamingSystem is expected to be used --></effectivePeriod>
 <topic><!-- I 0..* CodeableConcept E.g. Education, Treatment, Assessment, etc   --></topic>
 <author><!-- I 0..* ContactDetail Who authored the CodeSystem --></author>
 <editor><!-- I 0..* ContactDetail Who edited the NamingSystem --></editor>
 <reviewer><!-- I 0..* ContactDetail Who reviewed the NamingSystem --></reviewer>
 <endorser><!-- I 0..* ContactDetail Who endorsed the NamingSystem --></endorser>
 <relatedArtifact><!-- I 0..* RelatedArtifact 
     Additional documentation, citations, etc --></relatedArtifact>
 <usage value="[string]"/><!-- I 0..1 How/where is it used -->
 <uniqueId> I 1..* BackboneElement  <!-- I 1..* Unique identifiers used for system -->
  <modifierExtension><!-- I 0..* Extension  Extensions that cannot be ignored even if unrecognized  --></modifierExtension>
  <type value="[code]"/><!-- I 1..1 oid | uuid | uri | iri-stem | v2csmnemonic | other   -->
  <value value="[string]"/><!-- I 1..1 The unique identifier -->
  <preferred value="[boolean]"/><!-- I 0..1 Is this the id that should be used for this type -->
  <comment value="[string]"/><!-- I 0..1 Notes about identifier usage -->
  <period><!-- I 0..1 Period 
      When is identifier valid? --></period>
  <authoritative value="[boolean]"/><!-- I 0..1 Whether the identifier is authoritative -->
 </uniqueId>
</NamingSystem>

{ // ShareableNamingSystem
  // from Element: extension
    "meta" : { Meta }, // IMetadata about the resource
    "implicitRules" : "<uri>", // IA set of rules under which this content was created
    "language" : "<code>", // ILanguage of the resource content
    "text" : { Narrative }, // IText summary of the resource, for human interpretation
    "contained" : [{ Resource }], //Contained, inline Resources
    "extension" : [ //  sliced by value:url  in the specified order, Open 
      { // narrative | semi-structured | structured | executable // I
        // from Element: extension
      }
    ],
    "modifierExtension" : [{ Extension }], // IExtensions that cannot be ignored
    "url" : "<uri>", // I R! Canonical identifier for this naming system, represented as a URI (globally unique)
    "identifier" : [{ Identifier }], // IAdditional identifier for the naming system (business identifier)
    "version" : "<string>", // I R! Business version of the naming system
  // value[x]: How to compare versions. One of these 2:
    "versionAlgorithmString" : "<string>", // IHow to compare versions
    "versionAlgorithmCoding" : { Coding }, // IHow to compare versions
    "name" : "<string>", // I R! Name for this naming system (computer friendly)
    "title" : "<string>", // I R! Title for this naming system (human friendly)
    "status" : "<code>", // I R! draft | active | retired | unknown
    "kind" : "<code>", // I R! codesystem | identifier | root
    "experimental" : <boolean>, // IFor testing only - never for real usage
    "date" : "<dateTime>", // I R! Date last changed
    "publisher" : "<string>", // IName of the publisher/steward (organization or individual)
    "contact" : [{ ContactDetail }], // IContact details for the publisher
    "responsible" : "<string>", // IWho maintains system namespace?
    "type" : { CodeableConcept }, // Ie.g. driver,  provider,  patient, bank etc
    "description" : "<markdown>", // I R! Natural language description of the naming system
    "useContext" : [{ UsageContext }], // IThe context that the content is intended to support
    "jurisdiction" : [{ CodeableConcept }], // IIntended jurisdiction for naming system (if applicable)
    "purpose" : "<markdown>", // IWhy this naming system is defined
    "copyright" : "<markdown>", // IUse and/or publishing restrictions
    "copyrightLabel" : "<string>", // ICopyright holder and year(s)
    "approvalDate" : "<date>", // IWhen the NamingSystem was approved by publisher
    "lastReviewDate" : "<date>", // IWhen the NamingSystem was last reviewed by the publisher
    "effectivePeriod" : { Period }, // IWhen the NamingSystem is expected to be used
    "topic" : [{ CodeableConcept }], // IE.g. Education, Treatment, Assessment, etc
    "author" : [{ ContactDetail }], // IWho authored the CodeSystem
    "editor" : [{ ContactDetail }], // IWho edited the NamingSystem
    "reviewer" : [{ ContactDetail }], // IWho reviewed the NamingSystem
    "endorser" : [{ ContactDetail }], // IWho endorsed the NamingSystem
    "relatedArtifact" : [{ RelatedArtifact }], // IAdditional documentation, citations, etc
    "usage" : "<string>", // IHow/where is it used
    "uniqueId" : [{ BackboneElement }], // I R! Unique identifiers used for system
  }