## Profile Comparison between http://fhir.hl7.nl/zorgviewer/StructureDefinition/LaboratoryTestResult vs http://fhir.hl7.nl/zorgviewer/StructureDefinition/LaboratoryTestResult

Left: | LaboratoryTestResult (http://fhir.hl7.nl/zorgviewer/StructureDefinition/LaboratoryTestResult)
Right: | LaboratoryTestResult (http://fhir.hl7.nl/zorgviewer/StructureDefinition/LaboratoryTestResult)

### Messages

Information | StructureDefinition.short | Values for short differ: 'Extension' vs 'Additional Content defined by implementations'
Information | StructureDefinition.definition | Values for definition differ: 'An Extension' vs '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.'
Information | Observation.category | Example/preferred bindings differ at Observation.category using binding from LaboratoryTestResult
Information | StructureDefinition.short | Values for short differ: 'Extension' vs 'Additional Content defined by implementations'
Information | StructureDefinition.definition | Values for definition differ: 'An Extension' vs '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.'

### Metadata

Name | Value | Comments
--- | --- | ---
abstract | false |
baseDefinition | http://nictiz.nl/fhir/StructureDefinition/zib-LaboratoryTestResult-Observation |
copyright |  |
description | Laboratorium Test Uitslag |
experimental |  |
fhirVersion | 3.0.2 |
jurisdiction |  |
jurisdiction[0] | urn:iso:std:iso:3166#NL |
kind | resource |
name | LaboratoryTestResult |
publisher | RIVO-NN HL7NL |
purpose |  |
status | active |
title | LaboratoryTestResult |
type | Observation |
url | http://fhir.hl7.nl/zorgviewer/StructureDefinition/LaboratoryTestResult |

### Structure

Name | L Flags | L Card. | L Type | L Description & Constraints | R Flags | R Card. | R Type | R Description & Constraints | Comments
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Observation | C | 0..* | Zib LaboratoryTestResult Observation(2.1.12) | LaboratoryTestResult | C | 0..* | Zib LaboratoryTestResult Observation(2.1.12) | LaboratoryTestResult |
id | Σ | 0..1 | id | Logical id of this artifact | Σ | 0..1 | id | Logical id of this artifact |
meta | Σ | 0..1 | Meta | Metadata about the resource | Σ | 0..1 | Meta | Metadata about the resource |
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created | ?!Σ | 0..1 | uri | A set of rules under which this content was created |
language |  | 0..1 | code | Language of the resource content Binding: ?? (extensible): A human language.
Additional Bindings | Purpose
?? | Max Binding
|  | 0..1 | code | Language of the resource content Binding: ?? (extensible): A human language.
Additional Bindings | Purpose
?? | Max Binding
text |  | 0..1 | Narrative | Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements |  | 0..1 | Narrative | Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements |
contained |  | 0..* | Resource | Contained, inline Resources |  | 0..* | Resource | Contained, inline Resources |
extension |  | 0..* | Extension | Additional Content defined by implementations |  | 0..* | Extension | Additional Content defined by implementations |
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored | ?! | 0..* | Extension | Extensions that cannot be ignored |
identifier | Σ | 0..* | Identifier | Identifier | Σ | 0..* | Identifier | Identifier |
basedOn | Σ | 0..* | Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ProcedureRequest | ReferralRequest) | Fulfills plan, proposal or order including requester information. | Σ | 0..* | Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ProcedureRequest | ReferralRequest) | Fulfills plan, proposal or order including requester information. |
status | ?!S Σ | 1..1 | code | TestUitslagStatus Binding: ?? (required): Codes providing the status of an observation. | ?!S Σ | 1..1 | code | TestUitslagStatus Binding: ?? (required): Codes providing the status of an observation. |
id |  | 0..1 | string | xml:id (or equivalent in JSON) |  | 0..1 | string | xml:id (or equivalent in JSON) |
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |
value |  | 0..1 | code | Primitive value for code |  | 0..1 | code | Primitive value for code |
Slices for category |  | 1..* | CodeableConcept | Classification of type of observation Slice: Unordered, Open by value:$this Binding: ?? (preferred): Codes for high level observation categories. |  | 1..* | CodeableConcept | Classification of type of observation Slice: Unordered, Open by value:$this Binding: ?? (preferred): Codes for high level observation categories. | Example/preferred bindings differ at Observation.category using binding from LaboratoryTestResult
code | Σ | 1..1 | CodeableConcept | TestCode or PanelOrBattery Binding: ?? (example): Codes identifying names of simple observations. | Σ | 1..1 | CodeableConcept | TestCode or PanelOrBattery Binding: ?? (example): Codes identifying names of simple observations. |
id |  | 0..1 | string | xml:id (or equivalent in JSON) |  | 0..1 | string | xml:id (or equivalent in JSON) |
Slices for extension |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |
coding | Σ | 0..* | Coding | Code defined by a terminology system | Σ | 0..* | Coding | Code defined by a terminology system |
id |  |  |  |  |  | 0..1 | string | xml:id (or equivalent in JSON) | Added this element
Slices for extension |  |  |  |  |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url | Added this element
system |  |  |  |  | Σ | 0..1 | uri | Identity of the terminology system | Added this element
version |  |  |  |  | Σ | 0..1 | string | Version of the system - if relevant | Added this element
code |  |  |  |  | Σ | 0..1 | code | Symbol in syntax defined by the system | Added this element
display |  |  |  |  | S Σ | 0..1 | string | Representation defined by the system | Added this element
userSelected |  |  |  |  | Σ | 0..1 | boolean | If this coding was chosen directly by the user | Added this element
text | S Σ | 0..1 | string | Plain text representation of the concept | S Σ | 0..1 | string | Plain text representation of the concept |
subject | Σ | 1..1 | Reference(Group | Device | nl-core-location(2.0.5) | nl-core-patient(2.2.4)) | Patient | Σ | 1..1 | Reference(Group | Device | nl-core-location(2.0.5) | nl-core-patient(2.2.5)) | Patient |
context |  | 0..1 | Reference(nl-core-episodeofcare(1.1.4) | HCIM Encounter(2.1.6) | gp-Encounter(1.0.2)) | Encounter during which this observation is made |  | 0..1 | Reference(nl-core-episodeofcare(1.1.4) | HCIM Encounter(2.1.6) | gp-Encounter(1.0.2)) | Encounter during which this observation is made |
Slices for effective[x] | Σ | 0..1 | dateTime | TestDateTime Slice: Unordered, Closed by type:$this | Σ | 0..1 | dateTime | TestDateTime Slice: Unordered, Closed by type:$this |
issued | Σ | 0..1 | instant | Date/Time this was made available | Σ | 0..1 | instant | Date/Time this was made available |
performer | Σ | 0..* | Reference(nl-core-organization(2.0.6) | nl-core-patient(2.2.4) | nl-core-practitioner(2.0.7) | nl-core-relatedperson(2.0.5)) | Who is responsible for the observation | Σ | 0..* | Reference(nl-core-organization(2.0.6) | nl-core-patient(2.2.5) | nl-core-practitioner(2.0.7) | nl-core-relatedperson(2.0.5)) | Who is responsible for the observation |
id |  | 0..1 | string | xml:id (or equivalent in JSON) |  | 0..1 | string | xml:id (or equivalent in JSON) |
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |
reference | Σ C | 0..1 | string | Literal reference, Relative, internal or absolute URL | Σ C | 0..1 | string | Literal reference, Relative, internal or absolute URL |
identifier | Σ | 0..1 | Identifier | Logical reference, when literal reference is not known | Σ | 0..1 | Identifier | Logical reference, when literal reference is not known |
display | Σ | 0..1 | string | Text alternative for the resource | Σ | 0..1 | string | Text alternative for the resource |
Slices for value[x] | Σ C | 0..1 | Quantity | TestResult Slice: Unordered, Closed by type:$this | Σ C | 0..1 | Quantity | TestResult Slice: Unordered, Closed by type:$this |
dataAbsentReason | C | 0..1 | CodeableConcept | Why the result is missing Binding: ?? (extensible): Codes specifying why the result (Observation.value[x]) is missing. | C | 0..1 | CodeableConcept | Why the result is missing Binding: ?? (extensible): Codes specifying why the result (Observation.value[x]) is missing. |
interpretation |  | 0..1 | CodeableConcept | High, low, normal, etc. Binding: ?? (extensible): Codes identifying interpretations of observations. |  | 0..1 | CodeableConcept | High, low, normal, etc. Binding: ?? (extensible): Codes identifying interpretations of observations. |
id |  | 0..1 | string | xml:id (or equivalent in JSON) |  | 0..1 | string | xml:id (or equivalent in JSON) |
Slices for extension |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |
Slices for coding | Σ C | 1..* | Coding | Code defined by a terminology system Slice: Unordered, Open by value:system Constraints: zib-LaboratoryTestResult-Observation-1 | Σ C | 1..* | Coding | Code defined by a terminology system Slice: Unordered, Open by value:system |
id |  | 0..1 | string | xml:id (or equivalent in JSON) |  | 0..1 | string | xml:id (or equivalent in JSON) |
Slices for extension |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |
system | Σ | 0..1 | uri | Identity of the terminology system | Σ | 0..1 | uri | Identity of the terminology system |
version | Σ | 0..1 | string | Version of the system - if relevant | Σ | 0..1 | string | Version of the system - if relevant |
code | S Σ | 0..1 | code | Symbol in syntax defined by the system | S Σ | 0..1 | code | Symbol in syntax defined by the system |
display | Σ | 0..1 | string | Representation defined by the system | Σ | 0..1 | string | Representation defined by the system |
userSelected | Σ | 0..1 | boolean | If this coding was chosen directly by the user | Σ | 0..1 | boolean | If this coding was chosen directly by the user |
text | S Σ | 0..1 | string | Plain text representation of the concept | S Σ | 0..1 | string | Plain text representation of the concept |
comment |  | 0..1 | string | Comment or ResultInterpretation |  | 0..1 | string | Comment or ResultInterpretation |
bodySite |  | 0..1 | CodeableConcept | Observed body part Binding: ?? (example): Codes describing anatomical locations. May include laterality. |  | 0..1 | CodeableConcept | Observed body part Binding: ?? (example): Codes describing anatomical locations. May include laterality. |
method |  | 0..1 | CodeableConcept | TestMethod Binding: ?? (extensible): SNOMED CT (2.16.840.1.113883.6.96): All values |  | 0..1 | CodeableConcept | TestMethod Binding: ?? (extensible): SNOMED CT (2.16.840.1.113883.6.96): All values |
specimen | S | 0..1 | Reference(Specimen) | Specimen | S | 0..1 | Reference(Specimen) | Specimen |
device |  | 0..1 | Reference(HCIM MedicalDevice Product(2.0.6)) | (Measurement) Device |  | 0..1 | Reference(HCIM MedicalDevice Product(2.0.6)) | (Measurement) Device |
referenceRange | C | 0..* | BackboneElement | Reference | C | 0..* | BackboneElement | Reference |
id |  | 0..1 | string | xml:id (or equivalent in JSON) |  | 0..1 | string | xml:id (or equivalent in JSON) |
extension |  | 0..* | Extension | Additional Content defined by implementations |  | 0..* | Extension | Additional Content defined by implementations |
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored | ?!Σ | 0..* | Extension | Extensions that cannot be ignored |
low | C | 0..1 | ?? | ReferenceRangeLowerLimit | C | 0..1 | ?? | ReferenceRangeLowerLimit |
id |  | 0..1 | string | xml:id (or equivalent in JSON) |  | 0..1 | string | xml:id (or equivalent in JSON) |
Slices for extension |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |
value | S Σ | 0..1 | decimal | Numerical value (with implicit precision) | S Σ | 0..1 | decimal | Numerical value (with implicit precision) |
comparator | ?!Σ | 0..0 |  |  | ?!Σ | 0..0 |  |  |
unit | S Σ | 0..1 | string | Unit representation | S Σ | 0..1 | string | Unit representation |
system | Σ C | 0..1 | uri | System that defines coded unit form | Σ C | 0..1 | uri | System that defines coded unit form |
code | Σ | 0..1 | code | Coded form of the unit | Σ | 0..1 | code | Coded form of the unit |
high | C | 0..1 | ?? | ReferenceRangeUpperLimit | C | 0..1 | ?? | ReferenceRangeUpperLimit |
id |  | 0..1 | string | xml:id (or equivalent in JSON) |  | 0..1 | string | xml:id (or equivalent in JSON) |
Slices for extension |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |
value | S Σ | 0..1 | decimal | Numerical value (with implicit precision) | S Σ | 0..1 | decimal | Numerical value (with implicit precision) |
comparator | ?!Σ | 0..0 |  |  | ?!Σ | 0..0 |  |  |
unit | S Σ | 0..1 | string | Unit representation | S Σ | 0..1 | string | Unit representation |
system | Σ C | 0..1 | uri | System that defines coded unit form | Σ C | 0..1 | uri | System that defines coded unit form |
code | Σ | 0..1 | code | Coded form of the unit | Σ | 0..1 | code | Coded form of the unit |
type |  | 0..1 | CodeableConcept | Reference range qualifier Binding: ?? (extensible): Code for the meaning of a reference range. |  | 0..1 | CodeableConcept | Reference range qualifier Binding: ?? (extensible): Code for the meaning of a reference range. |
appliesTo |  | 0..* | CodeableConcept | Reference range population Binding: ?? (example): Codes identifying the population the reference range applies to. |  | 0..* | CodeableConcept | Reference range population Binding: ?? (example): Codes identifying the population the reference range applies to. |
age |  | 0..1 | Range | Applicable age range, if relevant |  | 0..1 | Range | Applicable age range, if relevant |
text |  | 0..1 | string | Text based reference range in an observation |  | 0..1 | string | Text based reference range in an observation |
related | Σ | 0..* | BackboneElement | RelatedResults | Σ | 0..* | BackboneElement | RelatedResults |
id |  | 0..1 | string | xml:id (or equivalent in JSON) |  | 0..1 | string | xml:id (or equivalent in JSON) |
extension |  | 0..* | Extension | Additional Content defined by implementations |  | 0..* | Extension | Additional Content defined by implementations |
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored | ?!Σ | 0..* | Extension | Extensions that cannot be ignored |
type |  | 0..1 | code | has-member | derived-from | sequel-to | replaces | qualified-by | interfered-by Binding: ?? (required): Codes specifying how two observations are related. |  | 0..1 | code | has-member | derived-from | sequel-to | replaces | qualified-by | interfered-by Binding: ?? (required): Codes specifying how two observations are related. |
target |  | 1..1 | Reference(QuestionnaireResponse | Sequence | HCIM LaboratoryTestResult Observation(2.1.12)) | Resource that is related to this one |  | 1..1 | Reference(QuestionnaireResponse | Sequence | HCIM LaboratoryTestResult Observation(2.1.12)) | Resource that is related to this one |
component | Σ | 0..* | BackboneElement | LaboratoryTest | Σ | 0..* | BackboneElement | LaboratoryTest |
id |  | 0..1 | string | xml:id (or equivalent in JSON) |  | 0..1 | string | xml:id (or equivalent in JSON) |
extension |  | 0..* | Extension | Additional Content defined by implementations |  | 0..* | Extension | Additional Content defined by implementations |
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored | ?!Σ | 0..* | Extension | Extensions that cannot be ignored |
code | Σ | 1..1 | CodeableConcept | TestCode Binding: ?? (extensible): LOINC (2.16.840.1.113883.6.1): All values | Σ | 1..1 | CodeableConcept | TestCode Binding: ?? (extensible): LOINC (2.16.840.1.113883.6.1): All values |
value[x] | Σ | 0..1 | Quantity, CodeableConcept, string, Range, Ratio, SampledData, Attachment, time, dateTime, Period | TestResult | Σ | 0..1 | Quantity, CodeableConcept, string, Range, Ratio, SampledData, Attachment, time, dateTime, Period | TestResult |
dataAbsentReason | C | 0..1 | CodeableConcept | Why the component result is missing Binding: ?? (extensible): Codes specifying why the result (Observation.value[x]) is missing. | C | 0..1 | CodeableConcept | Why the component result is missing Binding: ?? (extensible): Codes specifying why the result (Observation.value[x]) is missing. |
interpretation |  | 0..1 | CodeableConcept | ResultFlags Binding: ?? (extensible): InterpretatieVlaggenCodelijst |  | 0..1 | CodeableConcept | ResultFlags Binding: ?? (extensible): InterpretatieVlaggenCodelijst |
referenceRange |  | 0..* | See referenceRange (Observation) | Provides guide for interpretation of component result |  | 0..* | See referenceRange (Observation) | Provides guide for interpretation of component result |
id |  | 0..1 | string | xml:id (or equivalent in JSON) |  | 0..1 | string | xml:id (or equivalent in JSON) |
extension |  | 0..* | Extension | Additional Content defined by implementations |  | 0..* | Extension | Additional Content defined by implementations |
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored | ?!Σ | 0..* | Extension | Extensions that cannot be ignored |
low | C | 0..1 | ?? | ReferenceRangeLowerLimit | C | 0..1 | ?? | ReferenceRangeLowerLimit |
id |  | 0..1 | string | xml:id (or equivalent in JSON) |  | 0..1 | string | xml:id (or equivalent in JSON) |
Slices for extension |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |
value | S Σ | 0..1 | decimal | Numerical value (with implicit precision) | S Σ | 0..1 | decimal | Numerical value (with implicit precision) |
comparator | ?!Σ | 0..0 |  |  | ?!Σ | 0..0 |  |  |
unit | S Σ | 0..1 | string | Unit representation | S Σ | 0..1 | string | Unit representation |
system | Σ C | 0..1 | uri | System that defines coded unit form | Σ C | 0..1 | uri | System that defines coded unit form |
code | Σ | 0..1 | code | Coded form of the unit | Σ | 0..1 | code | Coded form of the unit |
id |  | 0..1 | string | xml:id (or equivalent in JSON) |  | 0..1 | string | xml:id (or equivalent in JSON) |
Slices for extension |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |  | 0..* | Extension | Additional Content defined by implementations |
value | S Σ | 0..1 | decimal | Numerical value (with implicit precision) | S Σ | 0..1 | decimal | Numerical value (with implicit precision) |
comparator | ?!Σ | 0..0 |  |  | ?!Σ | 0..0 |  |  |
unit | S Σ | 0..1 | string | Unit representation | S Σ | 0..1 | string | Unit representation |
system | Σ C | 0..1 | uri | System that defines coded unit form | Σ C | 0..1 | uri | System that defines coded unit form |
code | Σ | 0..1 | code | Coded form of the unit | Σ | 0..1 | code | Coded form of the unit |
high | C | 0..1 | ?? | ReferenceRangeUpperLimit | C | 0..1 | ?? | ReferenceRangeUpperLimit |
id |  | 0..1 | string | xml:id (or equivalent in JSON) |  | 0..1 | string | xml:id (or equivalent in JSON) |
Slices for extension |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |
value | S Σ | 0..1 | decimal | Numerical value (with implicit precision) | S Σ | 0..1 | decimal | Numerical value (with implicit precision) |
comparator | ?!Σ | 0..0 |  |  | ?!Σ | 0..0 |  |  |
unit | S Σ | 0..1 | string | Unit representation | S Σ | 0..1 | string | Unit representation |
system | Σ C | 0..1 | uri | System that defines coded unit form | Σ C | 0..1 | uri | System that defines coded unit form |
code | Σ | 0..1 | code | Coded form of the unit | Σ | 0..1 | code | Coded form of the unit |
id |  | 0..1 | string | xml:id (or equivalent in JSON) |  | 0..1 | string | xml:id (or equivalent in JSON) |
Slices for extension |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url |  | 0..* | Extension | Additional Content defined by implementations |
value | S Σ | 0..1 | decimal | Numerical value (with implicit precision) | S Σ | 0..1 | decimal | Numerical value (with implicit precision) |
comparator | ?!Σ | 0..0 |  |  | ?!Σ | 0..0 |  |  |
unit | S Σ | 0..1 | string | Unit representation | S Σ | 0..1 | string | Unit representation |
system | Σ C | 0..1 | uri | System that defines coded unit form | Σ C | 0..1 | uri | System that defines coded unit form |
code | Σ | 0..1 | code | Coded form of the unit | Σ | 0..1 | code | Coded form of the unit |
type |  | 0..1 | CodeableConcept | Reference range qualifier Binding: ?? (extensible): Code for the meaning of a reference range. |  | 0..1 | CodeableConcept | Reference range qualifier Binding: ?? (extensible): Code for the meaning of a reference range. |
appliesTo |  | 0..* | CodeableConcept | Reference range population Binding: ?? (example): Codes identifying the population the reference range applies to. |  | 0..* | CodeableConcept | Reference range population Binding: ?? (example): Codes identifying the population the reference range applies to. |
age |  | 0..1 | Range | Applicable age range, if relevant |  | 0..1 | Range | Applicable age range, if relevant |
text |  | 0..1 | string | Text based reference range in an observation |  | 0..1 | string | Text based reference range in an observation |
id |  |  |  |  |  | 0..1 | string | xml:id (or equivalent in JSON) | Added this element
Slices for extension |  |  |  |  |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url | Added this element
id |  |  |  |  |  | 0..1 | string | xml:id (or equivalent in JSON) | Added this element
Slices for extension |  |  |  |  |  | 0..* | Extension | Additional Content defined by implementations Slice: Unordered, Open by value:url | Added this element
value |  |  |  |  | S Σ | 0..1 | decimal | Numerical value (with implicit precision) | Added this element
comparator |  |  |  |  | ?!Σ | 0..0 |  |  | Added this element
unit |  |  |  |  | S Σ | 0..1 | string | Unit representation | Added this element
system |  |  |  |  | Σ C | 0..1 | uri | System that defines coded unit form | Added this element
code |  |  |  |  | Σ | 0..1 | code | Coded form of the unit | Added this element
Documentation for this format