Name	Flags	Card.	Type	Description & Constraints
Specimen		0..*	Specimen	Sample for analysis
Slices for identifier		1..*	Identifier	External Identifier Slice: Unordered, Open At End by pattern:system
identifier:USID		1..1	Identifier	External Identifier
type
coding
system		0..1	uri	Identity of the terminology system Required Pattern: http://terminology.hl7.org/CodeSystem/v2-0203
code		0..1	code	Symbol in syntax defined by the system Required Pattern: USID
system		1..1	uri	The namespace for the identifier value Fixed Value: http://openhie.org/fhir/covid19-casereporting/identifier/specimen-id
value		1..1	string	The value that is unique
type		1..1	CodeableConcept	Kind of material that forms the specimen Binding: Specimen Type (required)
subject		1..1	Reference(Patient)	Where the specimen came from. This may be from patient(s), from a location (e.g., the source of an environmental sample), or a sampling of a substance or a device
collection
collected[x]		1..1	dateTime	Collection time Slice: Unordered, Open by type:$this
collectedDateTime		1..1	dateTime	Collection time
note		0..1	Annotation	Comments
authorReference		0..1	Reference(Organization)	Individual responsible for the annotation
Documentation for this format

Terminology Bindings (Differential)

Path	Conformance	ValueSet
Specimen.type	required	VSCovid19SpecimenType

Name	Flags	Card.	Type	Description & Constraints
Specimen		0..*	Specimen	Sample for analysis
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
Slices for identifier	Σ	1..*	Identifier	External Identifier Slice: Unordered, Open At End by pattern:system
identifier:USID	Σ	1..1	Identifier	External Identifier
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
system	Σ	1..1	uri	The namespace for the identifier value Fixed Value: http://openhie.org/fhir/covid19-casereporting/identifier/specimen-id
value	Σ	1..1	string	The value that is unique Example General: 123456
status	?!Σ	0..1	code	available | unavailable | unsatisfactory | entered-in-error Binding: SpecimenStatus (required): Codes providing the status/availability of a specimen.
type	Σ	1..1	CodeableConcept	Kind of material that forms the specimen Binding: Specimen Type (required)
subject	Σ	1..1	Reference(Patient)	Where the specimen came from. This may be from patient(s), from a location (e.g., the source of an environmental sample), or a sampling of a substance or a device
note		0..1	Annotation	Comments
Slices for author[x]	Σ	0..1		Individual responsible for the annotation Slice: Unordered, Open by type:$this
authorReference			Reference(Practitioner | Patient | RelatedPerson | Organization)
authorString			string
author[x]:authorReference	Σ	0..1	Reference(Organization)	Individual responsible for the annotation
text	Σ	1..1	markdown	The annotation - text content (as markdown)
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet
Specimen.identifier:USID.use	required	IdentifierUse
Specimen.status	required	SpecimenStatus
Specimen.type	required	VSCovid19SpecimenType

Constraints

Id	Grade	Path(s)	Details	Requirements
dom-2	error	Specimen	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	Specimen	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource : contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	Specimen	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated : contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	Specimen	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	Specimen	A resource should have narrative for robust management : text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()

Name	Flags	Card.	Type	Description & Constraints
Specimen		0..*	Specimen	Sample for analysis
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: CommonLanguages (preferred): A human language. Additional Bindings Purpose AllLanguages Max Binding
text		0..1	Narrative	Text summary of the resource, for human interpretation
contained		0..*	Resource	Contained, inline Resources
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
Slices for identifier	Σ	1..*	Identifier	External Identifier Slice: Unordered, Open At End by pattern:system
identifier:USID	Σ	1..1	Identifier	External Identifier
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
type	Σ	0..1	CodeableConcept	Description of identifier Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
coding	Σ	0..*	Coding	Code defined by a terminology system
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	0..1	uri	Identity of the terminology system Required Pattern: http://terminology.hl7.org/CodeSystem/v2-0203
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	0..1	code	Symbol in syntax defined by the system Required Pattern: USID
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
system	Σ	1..1	uri	The namespace for the identifier value Fixed Value: http://openhie.org/fhir/covid19-casereporting/identifier/specimen-id
value	Σ	1..1	string	The value that is unique Example General: 123456
period	Σ	0..1	Period	Time period when id is/was valid for use
assigner	Σ	0..1	Reference(Organization)	Organization that issued id (may be just text)
accessionIdentifier	Σ	0..1	Identifier	Identifier assigned by the lab
status	?!Σ	0..1	code	available | unavailable | unsatisfactory | entered-in-error Binding: SpecimenStatus (required): Codes providing the status/availability of a specimen.
type	Σ	1..1	CodeableConcept	Kind of material that forms the specimen Binding: Specimen Type (required)
subject	Σ	1..1	Reference(Patient)	Where the specimen came from. This may be from patient(s), from a location (e.g., the source of an environmental sample), or a sampling of a substance or a device
receivedTime	Σ	0..1	dateTime	The time when specimen was received for processing
parent		0..*	Reference(Specimen)	Specimen from which this specimen originated
request		0..*	Reference(ServiceRequest)	Why the specimen was collected
collection		0..1	BackboneElement	Collection details
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
collector	Σ	0..1	Reference(Practitioner | PractitionerRole)	Who collected the specimen
Slices for collected[x]	Σ	1..1	dateTime	Collection time Slice: Unordered, Closed by type:$this
collected[x]:collectedDateTime	Σ	1..1	dateTime	Collection time
duration	Σ	0..1	Duration	How long it took to collect specimen
quantity		0..1	SimpleQuantity	The quantity of specimen collected
method		0..1	CodeableConcept	Technique used to perform collection Binding: FHIRSpecimenCollectionMethod (example): The technique that is used to perform the procedure.
bodySite		0..1	CodeableConcept	Anatomical collection site Binding: SNOMEDCTBodyStructures (example): Codes describing anatomical locations. May include laterality.
fastingStatus[x]	Σ	0..1		Whether or how long patient abstained from food and/or drink Binding: hl7VS-relevantClincialInformation (extensible): Codes describing the fasting status of the patient.
fastingStatusCodeableConcept			CodeableConcept
fastingStatusDuration			Duration
processing		0..*	BackboneElement	Processing and processing step details
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
description		0..1	string	Textual description of procedure
procedure		0..1	CodeableConcept	Indicates the treatment step applied to the specimen Binding: SpecimenProcessingProcedure (example): Type indicating the technique used to process the specimen.
additive		0..*	Reference(Substance)	Material used in the processing step
time[x]		0..1		Date and time of specimen processing
timeDateTime			dateTime
timePeriod			Period
container		0..*	BackboneElement	Direct container of specimen (tube/slide, etc.)
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
identifier	Σ	0..*	Identifier	Id for the container
description		0..1	string	Textual description of the container
type		0..1	CodeableConcept	Kind of container directly associated with specimen Binding: SpecimenContainerType (example): Type of specimen container.
capacity		0..1	SimpleQuantity	Container volume or size
specimenQuantity		0..1	SimpleQuantity	Quantity of specimen within container
additive[x]		0..1		Additive associated with container Binding: hl7VS-additivePreservative (example): Substance added to specimen container.
additiveCodeableConcept			CodeableConcept
additiveReference			Reference(Substance)
condition	Σ	0..*	CodeableConcept	State of the specimen Binding: hl7VS-specimenCondition (extensible): Codes describing the state of the specimen.
note		0..1	Annotation	Comments
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for author[x]	Σ	0..1		Individual responsible for the annotation Slice: Unordered, Open by type:$this
authorReference			Reference(Practitioner | Patient | RelatedPerson | Organization)
authorString			string
author[x]:authorReference	Σ	0..1	Reference(Organization)	Individual responsible for the annotation
time	Σ	0..1	dateTime	When the annotation was made
text	Σ	1..1	markdown	The annotation - text content (as markdown)
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet
Specimen.language	preferred	CommonLanguages Additional Bindings Purpose AllLanguages Max Binding
Specimen.identifier:USID.use	required	IdentifierUse
Specimen.identifier:USID.type	extensible	Identifier Type Codes
Specimen.status	required	SpecimenStatus
Specimen.type	required	VSCovid19SpecimenType
Specimen.collection.method	example	FHIRSpecimenCollectionMethod
Specimen.collection.bodySite	example	SNOMEDCTBodyStructures
Specimen.collection.fastingStatus[x]	extensible	Hl7VSRelevantClincialInformation
Specimen.processing.procedure	example	SpecimenProcessingProcedure
Specimen.container.type	example	SpecimenContainerType
Specimen.container.additive[x]	example	Hl7VSAdditivePreservative
Specimen.condition	extensible	Hl7VSSpecimenCondition

Constraints

Id	Grade	Path(s)	Details	Requirements
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()

Summary

Mandatory: 6 elements (2 nested mandatory elements)
Fixed Value: 1 element

Slices

This structure defines the following Slices:

• The element Specimen.identifier is sliced based on the value of pattern:system (Open at End)
• The element Specimen.collection.collected[x] is sliced based on the value of type:$this

Name	Flags	Card.	Type	Description & Constraints
Specimen		0..*	Specimen	Sample for analysis
Slices for identifier		1..*	Identifier	External Identifier Slice: Unordered, Open At End by pattern:system
identifier:USID		1..1	Identifier	External Identifier
type
coding
system		0..1	uri	Identity of the terminology system Required Pattern: http://terminology.hl7.org/CodeSystem/v2-0203
code		0..1	code	Symbol in syntax defined by the system Required Pattern: USID
system		1..1	uri	The namespace for the identifier value Fixed Value: http://openhie.org/fhir/covid19-casereporting/identifier/specimen-id
value		1..1	string	The value that is unique
type		1..1	CodeableConcept	Kind of material that forms the specimen Binding: Specimen Type (required)
subject		1..1	Reference(Patient)	Where the specimen came from. This may be from patient(s), from a location (e.g., the source of an environmental sample), or a sampling of a substance or a device
collection
collected[x]		1..1	dateTime	Collection time Slice: Unordered, Open by type:$this
collectedDateTime		1..1	dateTime	Collection time
note		0..1	Annotation	Comments
authorReference		0..1	Reference(Organization)	Individual responsible for the annotation
Documentation for this format

Terminology Bindings (Differential)

Path	Conformance	ValueSet
Specimen.type	required	VSCovid19SpecimenType

Name	Flags	Card.	Type	Description & Constraints
Specimen		0..*	Specimen	Sample for analysis
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
Slices for identifier	Σ	1..*	Identifier	External Identifier Slice: Unordered, Open At End by pattern:system
identifier:USID	Σ	1..1	Identifier	External Identifier
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
system	Σ	1..1	uri	The namespace for the identifier value Fixed Value: http://openhie.org/fhir/covid19-casereporting/identifier/specimen-id
value	Σ	1..1	string	The value that is unique Example General: 123456
status	?!Σ	0..1	code	available | unavailable | unsatisfactory | entered-in-error Binding: SpecimenStatus (required): Codes providing the status/availability of a specimen.
type	Σ	1..1	CodeableConcept	Kind of material that forms the specimen Binding: Specimen Type (required)
subject	Σ	1..1	Reference(Patient)	Where the specimen came from. This may be from patient(s), from a location (e.g., the source of an environmental sample), or a sampling of a substance or a device
note		0..1	Annotation	Comments
Slices for author[x]	Σ	0..1		Individual responsible for the annotation Slice: Unordered, Open by type:$this
authorReference			Reference(Practitioner | Patient | RelatedPerson | Organization)
authorString			string
author[x]:authorReference	Σ	0..1	Reference(Organization)	Individual responsible for the annotation
text	Σ	1..1	markdown	The annotation - text content (as markdown)
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet
Specimen.identifier:USID.use	required	IdentifierUse
Specimen.status	required	SpecimenStatus
Specimen.type	required	VSCovid19SpecimenType

Constraints

Id	Grade	Path(s)	Details	Requirements
dom-2	error	Specimen	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	Specimen	If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource : contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()
dom-4	error	Specimen	If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated : contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()
dom-5	error	Specimen	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	Specimen	A resource should have narrative for robust management : text.`div`.exists()
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()

Name	Flags	Card.	Type	Description & Constraints
Specimen		0..*	Specimen	Sample for analysis
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: CommonLanguages (preferred): A human language. Additional Bindings Purpose AllLanguages Max Binding
text		0..1	Narrative	Text summary of the resource, for human interpretation
contained		0..*	Resource	Contained, inline Resources
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
Slices for identifier	Σ	1..*	Identifier	External Identifier Slice: Unordered, Open At End by pattern:system
identifier:USID	Σ	1..1	Identifier	External Identifier
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
use	?!Σ	0..1	code	usual | official | temp | secondary | old (If known) Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
type	Σ	0..1	CodeableConcept	Description of identifier Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
coding	Σ	0..*	Coding	Code defined by a terminology system
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
system	Σ	0..1	uri	Identity of the terminology system Required Pattern: http://terminology.hl7.org/CodeSystem/v2-0203
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	0..1	code	Symbol in syntax defined by the system Required Pattern: USID
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
system	Σ	1..1	uri	The namespace for the identifier value Fixed Value: http://openhie.org/fhir/covid19-casereporting/identifier/specimen-id
value	Σ	1..1	string	The value that is unique Example General: 123456
period	Σ	0..1	Period	Time period when id is/was valid for use
assigner	Σ	0..1	Reference(Organization)	Organization that issued id (may be just text)
accessionIdentifier	Σ	0..1	Identifier	Identifier assigned by the lab
status	?!Σ	0..1	code	available | unavailable | unsatisfactory | entered-in-error Binding: SpecimenStatus (required): Codes providing the status/availability of a specimen.
type	Σ	1..1	CodeableConcept	Kind of material that forms the specimen Binding: Specimen Type (required)
subject	Σ	1..1	Reference(Patient)	Where the specimen came from. This may be from patient(s), from a location (e.g., the source of an environmental sample), or a sampling of a substance or a device
receivedTime	Σ	0..1	dateTime	The time when specimen was received for processing
parent		0..*	Reference(Specimen)	Specimen from which this specimen originated
request		0..*	Reference(ServiceRequest)	Why the specimen was collected
collection		0..1	BackboneElement	Collection details
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
collector	Σ	0..1	Reference(Practitioner | PractitionerRole)	Who collected the specimen
Slices for collected[x]	Σ	1..1	dateTime	Collection time Slice: Unordered, Closed by type:$this
collected[x]:collectedDateTime	Σ	1..1	dateTime	Collection time
duration	Σ	0..1	Duration	How long it took to collect specimen
quantity		0..1	SimpleQuantity	The quantity of specimen collected
method		0..1	CodeableConcept	Technique used to perform collection Binding: FHIRSpecimenCollectionMethod (example): The technique that is used to perform the procedure.
bodySite		0..1	CodeableConcept	Anatomical collection site Binding: SNOMEDCTBodyStructures (example): Codes describing anatomical locations. May include laterality.
fastingStatus[x]	Σ	0..1		Whether or how long patient abstained from food and/or drink Binding: hl7VS-relevantClincialInformation (extensible): Codes describing the fasting status of the patient.
fastingStatusCodeableConcept			CodeableConcept
fastingStatusDuration			Duration
processing		0..*	BackboneElement	Processing and processing step details
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
description		0..1	string	Textual description of procedure
procedure		0..1	CodeableConcept	Indicates the treatment step applied to the specimen Binding: SpecimenProcessingProcedure (example): Type indicating the technique used to process the specimen.
additive		0..*	Reference(Substance)	Material used in the processing step
time[x]		0..1		Date and time of specimen processing
timeDateTime			dateTime
timePeriod			Period
container		0..*	BackboneElement	Direct container of specimen (tube/slide, etc.)
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
identifier	Σ	0..*	Identifier	Id for the container
description		0..1	string	Textual description of the container
type		0..1	CodeableConcept	Kind of container directly associated with specimen Binding: SpecimenContainerType (example): Type of specimen container.
capacity		0..1	SimpleQuantity	Container volume or size
specimenQuantity		0..1	SimpleQuantity	Quantity of specimen within container
additive[x]		0..1		Additive associated with container Binding: hl7VS-additivePreservative (example): Substance added to specimen container.
additiveCodeableConcept			CodeableConcept
additiveReference			Reference(Substance)
condition	Σ	0..*	CodeableConcept	State of the specimen Binding: hl7VS-specimenCondition (extensible): Codes describing the state of the specimen.
note		0..1	Annotation	Comments
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for author[x]	Σ	0..1		Individual responsible for the annotation Slice: Unordered, Open by type:$this
authorReference			Reference(Practitioner | Patient | RelatedPerson | Organization)
authorString			string
author[x]:authorReference	Σ	0..1	Reference(Organization)	Individual responsible for the annotation
time	Σ	0..1	dateTime	When the annotation was made
text	Σ	1..1	markdown	The annotation - text content (as markdown)
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet
Specimen.language	preferred	CommonLanguages Additional Bindings Purpose AllLanguages Max Binding
Specimen.identifier:USID.use	required	IdentifierUse
Specimen.identifier:USID.type	extensible	Identifier Type Codes
Specimen.status	required	SpecimenStatus
Specimen.type	required	VSCovid19SpecimenType
Specimen.collection.method	example	FHIRSpecimenCollectionMethod
Specimen.collection.bodySite	example	SNOMEDCTBodyStructures
Specimen.collection.fastingStatus[x]	extensible	Hl7VSRelevantClincialInformation
Specimen.processing.procedure	example	SpecimenProcessingProcedure
Specimen.container.type	example	SpecimenContainerType
Specimen.container.additive[x]	example	Hl7VSAdditivePreservative
Specimen.condition	extensible	Hl7VSSpecimenCondition

Constraints

Id	Grade	Path(s)	Details	Requirements
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()

Summary

Mandatory: 6 elements (2 nested mandatory elements)
Fixed Value: 1 element

Slices

This structure defines the following Slices:

• The element Specimen.identifier is sliced based on the value of pattern:system (Open at End)
• The element Specimen.collection.collected[x] is sliced based on the value of type:$this