This page is part of the FHIR Core Extensions Registry (v5.2.0: Release 5.2) based on FHIR (HL7® FHIR® Standard) v5.0.0. This is the current published version. For a full list of available versions, see the Directory of published versions
| Page standards status: Draft | Maturity Level: 1 | 
Definitions for the artifactassessment-content extension.
Guidance on how to interpret the contents of this table can be found here
| 0. Extension | |
| Definition | Content containing A component comment, classifier, or rating of the artifact. Optional Extension Element - found in all resources. | 
| Short | Comment, classifier, or rating contentOptional Extensions Element | 
| Control | 0..* | 
| Is Modifier | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists()) | 
| 2. Extension.extension:informationType | |
| Slice Name | informationType | 
| Definition | The type of information this component of the content represents. | 
| Short | comment | classifier | rating | container | response | change-requestAdditional content defined by implementations | 
| Control | 0..1* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists()) | 
| 4. Extension.extension:informationType.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | informationType | 
| 6. Extension.extension:informationType.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Binding | The codes SHALL be taken from For codes, see  ArtifactAssessmentInformationType (required to http://hl7.org/fhir/ValueSet/artifactassessment-information-type)The type of information contained in a component of an artifact assessment. | 
| Type | code, date, Meta, Address, Attachment, integer, Count, DataRequirement, Dosage, uuid, Identifier, RatioRange, Coding, SampledData, id, positiveInt, Distance, Availability, integer64, Period, Duration, canonical, Range, RelatedArtifact, base64Binary, UsageContext, Timing, decimal, ExtendedContactDetail, CodeableConcept, ParameterDefinition, dateTime, string, oid, instant, ContactPoint, HumanName, Money, markdown, Ratio, Age, Reference, TriggerDefinition, Quantity, uri, url, Annotation, ContactDetail, boolean, Expression, CodeableReference, Signature, unsignedInt, time | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) | 
| 8. Extension.extension:summary | |
| Slice Name | summary | 
| Definition | A brief summary of the content of this component.. | 
| Short | Brief summary of the contentAdditional content defined by implementations | 
| Control | 0..1* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists()) | 
| 10. Extension.extension:summary.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | summary | 
| 12. Extension.extension:summary.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Type | markdown, date, Meta, Address, Attachment, integer, Count, DataRequirement, Dosage, uuid, Identifier, RatioRange, Coding, SampledData, id, positiveInt, Distance, Availability, integer64, Period, Duration, canonical, Range, RelatedArtifact, base64Binary, UsageContext, Timing, decimal, ExtendedContactDetail, CodeableConcept, ParameterDefinition, dateTime, code, string, oid, instant, ContactPoint, HumanName, Money, Ratio, Age, Reference, TriggerDefinition, Quantity, uri, url, Annotation, ContactDetail, boolean, Expression, CodeableReference, Signature, unsignedInt, time | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) | 
| 14. Extension.extension:type | |
| Slice Name | type | 
| Definition | Indicates what type of content this component represents. | 
| Short | Indicates what type of content this component representsAdditional content defined by implementations | 
| Control | 0..1* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists()) | 
| 16. Extension.extension:type.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | type | 
| 18. Extension.extension:type.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Binding | For example codes, see For codes, see  EvidenceCertaintyType (example to http://hl7.org/fhir/ValueSet/certainty-type) | 
| Type | CodeableConcept, date, Meta, Address, Attachment, integer, Count, DataRequirement, Dosage, uuid, Identifier, RatioRange, Coding, SampledData, id, positiveInt, Distance, Availability, integer64, Period, Duration, canonical, Range, RelatedArtifact, base64Binary, UsageContext, Timing, decimal, ExtendedContactDetail, ParameterDefinition, dateTime, code, string, oid, instant, ContactPoint, HumanName, Money, markdown, Ratio, Age, Reference, TriggerDefinition, Quantity, uri, url, Annotation, ContactDetail, boolean, Expression, CodeableReference, Signature, unsignedInt, time | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) | 
| 20. Extension.extension:classifier | |
| Slice Name | classifier | 
| Definition | Represents a rating, classifier, or assessment of the artifact. | 
| Short | Rating, classifier, or assessmentAdditional content defined by implementations | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists()) | 
| 22. Extension.extension:classifier.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | classifier | 
| 24. Extension.extension:classifier.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Binding | For example codes, see For codes, see  EvidenceCertaintyRating (example to http://hl7.org/fhir/ValueSet/certainty-rating) | 
| Type | CodeableConcept, date, Meta, Address, Attachment, integer, Count, DataRequirement, Dosage, uuid, Identifier, RatioRange, Coding, SampledData, id, positiveInt, Distance, Availability, integer64, Period, Duration, canonical, Range, RelatedArtifact, base64Binary, UsageContext, Timing, decimal, ExtendedContactDetail, ParameterDefinition, dateTime, code, string, oid, instant, ContactPoint, HumanName, Money, markdown, Ratio, Age, Reference, TriggerDefinition, Quantity, uri, url, Annotation, ContactDetail, boolean, Expression, CodeableReference, Signature, unsignedInt, time | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) | 
| 26. Extension.extension:quantity | |
| Slice Name | quantity | 
| Definition | A quantitative rating of the artifact. | 
| Short | Quantitative ratingAdditional content defined by implementations | 
| Control | 0..1* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists()) | 
| 28. Extension.extension:quantity.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | quantity | 
| 30. Extension.extension:quantity.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Type | Quantity, date, Meta, Address, Attachment, integer, Count, DataRequirement, Dosage, uuid, Identifier, RatioRange, Coding, SampledData, id, positiveInt, Distance, Availability, integer64, Period, Duration, canonical, Range, RelatedArtifact, base64Binary, UsageContext, Timing, decimal, ExtendedContactDetail, CodeableConcept, ParameterDefinition, dateTime, code, string, oid, instant, ContactPoint, HumanName, Money, markdown, Ratio, Age, Reference, TriggerDefinition, uri, url, Annotation, ContactDetail, boolean, Expression, CodeableReference, Signature, unsignedInt, time | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) | 
| 32. Extension.extension:author | |
| Slice Name | author | 
| Definition | Indicates who or what authored the content. | 
| Short | Who authored the contentAdditional content defined by implementations | 
| Control | 0..1* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists()) | 
| 34. Extension.extension:author.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | author | 
| 36. Extension.extension:author.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Type | Reference(Patient, Practitioner, PractitionerRole, Organization, Device), date, Meta, Address, Attachment, integer, Count, DataRequirement, Dosage, uuid, Identifier, RatioRange, Coding, SampledData, id, positiveInt, Distance, Availability, integer64, Period, Duration, canonical, Range, RelatedArtifact, base64Binary, UsageContext, Timing, decimal, ExtendedContactDetail, CodeableConcept, ParameterDefinition, dateTime, code, string, oid, instant, ContactPoint, HumanName, Money, markdown, Ratio, Age, TriggerDefinition, Quantity, uri, url, Annotation, ContactDetail, boolean, Expression, CodeableReference, Signature, unsignedInt, time | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) | 
| 38. Extension.extension:path | |
| Slice Name | path | 
| Definition | A URI that points to what the comment is about, such as a line of text in the CQL, or a specific element in a resource. | 
| Short | What the comment is directed toAdditional content defined by implementations | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists()) | 
| 40. Extension.extension:path.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | path | 
| 42. Extension.extension:path.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Type | uri, date, Meta, Address, Attachment, integer, Count, DataRequirement, Dosage, uuid, Identifier, RatioRange, Coding, SampledData, id, positiveInt, Distance, Availability, integer64, Period, Duration, canonical, Range, RelatedArtifact, base64Binary, UsageContext, Timing, decimal, ExtendedContactDetail, CodeableConcept, ParameterDefinition, dateTime, code, string, oid, instant, ContactPoint, HumanName, Money, markdown, Ratio, Age, Reference, TriggerDefinition, Quantity, url, Annotation, ContactDetail, boolean, Expression, CodeableReference, Signature, unsignedInt, time | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) | 
| 44. Extension.extension:relatedArtifact | |
| Slice Name | relatedArtifact | 
| Definition | Additional related artifacts that provide supporting documentation, additional evidence, or further information related to the content. | 
| Short | Additional informationAdditional content defined by implementations | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists()) | 
| 46. Extension.extension:relatedArtifact.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | relatedArtifact | 
| 48. Extension.extension:relatedArtifact.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Type | RelatedArtifact, date, Meta, Address, Attachment, integer, Count, DataRequirement, Dosage, uuid, Identifier, RatioRange, Coding, SampledData, id, positiveInt, Distance, Availability, integer64, Period, Duration, canonical, Range, base64Binary, UsageContext, Timing, decimal, ExtendedContactDetail, CodeableConcept, ParameterDefinition, dateTime, code, string, oid, instant, ContactPoint, HumanName, Money, markdown, Ratio, Age, Reference, TriggerDefinition, Quantity, uri, url, Annotation, ContactDetail, boolean, Expression, CodeableReference, Signature, unsignedInt, time | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) | 
| 50. Extension.extension:freeToShare | |
| Slice Name | freeToShare | 
| Definition | Acceptable to publicly share the comment, classifier or rating. | 
| Short | Acceptable to publicly share the resource contentAdditional content defined by implementations | 
| Control | 0..1* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists()) | 
| 52. Extension.extension:freeToShare.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | freeToShare | 
| 54. Extension.extension:freeToShare.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Type | boolean, date, Meta, Address, Attachment, integer, Count, DataRequirement, Dosage, uuid, Identifier, RatioRange, Coding, SampledData, id, positiveInt, Distance, Availability, integer64, Period, Duration, canonical, Range, RelatedArtifact, base64Binary, UsageContext, Timing, decimal, ExtendedContactDetail, CodeableConcept, ParameterDefinition, dateTime, code, string, oid, instant, ContactPoint, HumanName, Money, markdown, Ratio, Age, Reference, TriggerDefinition, Quantity, uri, url, Annotation, ContactDetail, Expression, CodeableReference, Signature, unsignedInt, time | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) | 
| 56. Extension.extension:component | |
| Slice Name | component | 
| Definition | If the informationType is container, the components of the content. | 
| Short | Contained contentAdditional content defined by implementations | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) ext-1: Must have either extensions or value[x], not both (extension.exists() != value.exists()) | 
| 58. Extension.extension:component.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | component | 
| 60. Extension.extension:component.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Type | Choice of: base64Binary, boolean, canonical, code, date, dateTime, decimal, id, instant, integer, integer64, markdown, oid, positiveInt, string, time, unsignedInt, uri, url, uuid, Address, Age, Annotation, Attachment, CodeableConcept, CodeableReference, Coding, ContactPoint, Count, Distance, Duration, HumanName, Identifier, Money, Period, Quantity, Range, Ratio, RatioRange, Reference, SampledData, Signature, Timing, ContactDetail, DataRequirement, Expression, ParameterDefinition, RelatedArtifact, TriggerDefinition, UsageContext, Availability, ExtendedContactDetail, Dosage, Meta | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children (hasValue() or (children().count() > id.count())) | 
| 62. Extension.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | http://hl7.org/fhir/StructureDefinition/artifactassessment-content | 
Guidance on how to interpret the contents of this table can be found here
| 0. Extension | |
| Definition | Content containing A component comment, classifier, or rating of the artifact. | 
| Short | Comment, classifier, or rating content | 
| Control | 0..* | 
| 2. Extension.extension:informationType | |
| Slice Name | informationType | 
| Definition | The type of information this component of the content represents. | 
| Short | comment | classifier | rating | container | response | change-request | 
| Control | 0..1 | 
| Type | Extension | 
| 4. Extension.extension:informationType.url | |
| Fixed Value | informationType | 
| 6. Extension.extension:informationType.value[x] | |
| Binding | The codes SHALL be taken from  ArtifactAssessmentInformationType (required to http://hl7.org/fhir/ValueSet/artifactassessment-information-type)The type of information contained in a component of an artifact assessment. | 
| Type | code | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 8. Extension.extension:summary | |
| Slice Name | summary | 
| Definition | A brief summary of the content of this component.. | 
| Short | Brief summary of the content | 
| Control | 0..1 | 
| Type | Extension | 
| 10. Extension.extension:summary.url | |
| Fixed Value | summary | 
| 12. Extension.extension:summary.value[x] | |
| Type | markdown | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 14. Extension.extension:type | |
| Slice Name | type | 
| Definition | Indicates what type of content this component represents. | 
| Short | Indicates what type of content this component represents | 
| Control | 0..1 | 
| Type | Extension | 
| 16. Extension.extension:type.url | |
| Fixed Value | type | 
| 18. Extension.extension:type.value[x] | |
| Binding | For example codes, see  EvidenceCertaintyType (example to http://hl7.org/fhir/ValueSet/certainty-type) | 
| Type | CodeableConcept | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 20. Extension.extension:classifier | |
| Slice Name | classifier | 
| Definition | Represents a rating, classifier, or assessment of the artifact. | 
| Short | Rating, classifier, or assessment | 
| Control | 0..* | 
| Type | Extension | 
| 22. Extension.extension:classifier.url | |
| Fixed Value | classifier | 
| 24. Extension.extension:classifier.value[x] | |
| Binding | For example codes, see  EvidenceCertaintyRating (example to http://hl7.org/fhir/ValueSet/certainty-rating) | 
| Type | CodeableConcept | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 26. Extension.extension:quantity | |
| Slice Name | quantity | 
| Definition | A quantitative rating of the artifact. | 
| Short | Quantitative rating | 
| Control | 0..1 | 
| Type | Extension | 
| 28. Extension.extension:quantity.url | |
| Fixed Value | quantity | 
| 30. Extension.extension:quantity.value[x] | |
| Type | Quantity | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 32. Extension.extension:author | |
| Slice Name | author | 
| Definition | Indicates who or what authored the content. | 
| Short | Who authored the content | 
| Control | 0..1 | 
| Type | Extension | 
| 34. Extension.extension:author.url | |
| Fixed Value | author | 
| 36. Extension.extension:author.value[x] | |
| Type | Reference(Patient, Practitioner, PractitionerRole, Organization, Device) | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 38. Extension.extension:path | |
| Slice Name | path | 
| Definition | A URI that points to what the comment is about, such as a line of text in the CQL, or a specific element in a resource. | 
| Short | What the comment is directed to | 
| Control | 0..* | 
| Type | Extension | 
| 40. Extension.extension:path.url | |
| Fixed Value | path | 
| 42. Extension.extension:path.value[x] | |
| Type | uri | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 44. Extension.extension:relatedArtifact | |
| Slice Name | relatedArtifact | 
| Definition | Additional related artifacts that provide supporting documentation, additional evidence, or further information related to the content. | 
| Short | Additional information | 
| Control | 0..* | 
| Type | Extension | 
| 46. Extension.extension:relatedArtifact.url | |
| Fixed Value | relatedArtifact | 
| 48. Extension.extension:relatedArtifact.value[x] | |
| Type | RelatedArtifact | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 50. Extension.extension:freeToShare | |
| Slice Name | freeToShare | 
| Definition | Acceptable to publicly share the comment, classifier or rating. | 
| Short | Acceptable to publicly share the resource content | 
| Control | 0..1 | 
| Type | Extension | 
| 52. Extension.extension:freeToShare.url | |
| Fixed Value | freeToShare | 
| 54. Extension.extension:freeToShare.value[x] | |
| Type | boolean | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| 56. Extension.extension:component | |
| Slice Name | component | 
| Definition | If the informationType is container, the components of the content. | 
| Short | Contained content | 
| Control | 0..* | 
| Type | Extension | 
| 58. Extension.extension:component.url | |
| Fixed Value | component | 
| 60. Extension.extension:component.value[x] | |
| Type | Seettp://hl7.org/fhir/StructureDefinition/Extension#Extension.extension | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| 62. Extension.url | |
| Type | uri | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Fixed Value | http://hl7.org/fhir/StructureDefinition/artifactassessment-content | 
Guidance on how to interpret the contents of this table can be found here
| 0. Extension | |
| Definition | Content containing A component comment, classifier, or rating of the artifact. | 
| Short | Comment, classifier, or rating content | 
| Control | 0..* | 
| Is Modifier | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| 2. Extension.id | |
| Definition | Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces. | 
| Short | Unique id for inter-element referencing | 
| Control | 0..1 This element is affected by the following invariants: ele-1 | 
| Type | id | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| 4. Extension.extension | |
| Definition | May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. | 
| Short | Additional content defined by implementations | 
| Comments | 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. | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Alternate Names | extensions, user content | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| Slicing | This element introduces a set of slices on Extension.extension. The slices areUnordered and Open, and can be differentiated using the following discriminators: | 
| 6. Extension.extension:informationType | |
| Slice Name | informationType | 
| Definition | The type of information this component of the content represents. | 
| Short | comment | classifier | rating | container | response | change-request | 
| Control | 0..1 | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| 8. Extension.extension:informationType.id | |
| Definition | Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces. | 
| Short | Unique id for inter-element referencing | 
| Control | 0..1 This element is affected by the following invariants: ele-1 | 
| Type | id | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| 10. Extension.extension:informationType.extension | |
| Definition | May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. | 
| Short | Additional content defined by implementations | 
| Comments | 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. | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Alternate Names | extensions, user content | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| Slicing | This element introduces a set of slices on Extension.extension.extension. The slices areUnordered and Open, and can be differentiated using the following discriminators: | 
| 12. Extension.extension:informationType.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | informationType | 
| 14. Extension.extension:informationType.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Binding | The codes SHALL be taken from  ArtifactAssessmentInformationType (required to http://hl7.org/fhir/ValueSet/artifactassessment-information-type)The type of information contained in a component of an artifact assessment. | 
| Type | code | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count())) | 
| 16. Extension.extension:summary | |
| Slice Name | summary | 
| Definition | A brief summary of the content of this component.. | 
| Short | Brief summary of the content | 
| Control | 0..1 | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| 18. Extension.extension:summary.id | |
| Definition | Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces. | 
| Short | Unique id for inter-element referencing | 
| Control | 0..1 This element is affected by the following invariants: ele-1 | 
| Type | id | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| 20. Extension.extension:summary.extension | |
| Definition | May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. | 
| Short | Additional content defined by implementations | 
| Comments | 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. | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Alternate Names | extensions, user content | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| Slicing | This element introduces a set of slices on Extension.extension.extension. The slices areUnordered and Open, and can be differentiated using the following discriminators: | 
| 22. Extension.extension:summary.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | summary | 
| 24. Extension.extension:summary.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Type | markdown | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count())) | 
| 26. Extension.extension:type | |
| Slice Name | type | 
| Definition | Indicates what type of content this component represents. | 
| Short | Indicates what type of content this component represents | 
| Control | 0..1 | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| 28. Extension.extension:type.id | |
| Definition | Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces. | 
| Short | Unique id for inter-element referencing | 
| Control | 0..1 This element is affected by the following invariants: ele-1 | 
| Type | id | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| 30. Extension.extension:type.extension | |
| Definition | May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. | 
| Short | Additional content defined by implementations | 
| Comments | 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. | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Alternate Names | extensions, user content | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| Slicing | This element introduces a set of slices on Extension.extension.extension. The slices areUnordered and Open, and can be differentiated using the following discriminators: | 
| 32. Extension.extension:type.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | type | 
| 34. Extension.extension:type.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Binding | For example codes, see  EvidenceCertaintyType (example to http://hl7.org/fhir/ValueSet/certainty-type) | 
| Type | CodeableConcept | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count())) | 
| 36. Extension.extension:classifier | |
| Slice Name | classifier | 
| Definition | Represents a rating, classifier, or assessment of the artifact. | 
| Short | Rating, classifier, or assessment | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| 38. Extension.extension:classifier.id | |
| Definition | Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces. | 
| Short | Unique id for inter-element referencing | 
| Control | 0..1 This element is affected by the following invariants: ele-1 | 
| Type | id | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| 40. Extension.extension:classifier.extension | |
| Definition | May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. | 
| Short | Additional content defined by implementations | 
| Comments | 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. | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Alternate Names | extensions, user content | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| Slicing | This element introduces a set of slices on Extension.extension.extension. The slices areUnordered and Open, and can be differentiated using the following discriminators: | 
| 42. Extension.extension:classifier.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | classifier | 
| 44. Extension.extension:classifier.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Binding | For example codes, see  EvidenceCertaintyRating (example to http://hl7.org/fhir/ValueSet/certainty-rating) | 
| Type | CodeableConcept | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count())) | 
| 46. Extension.extension:quantity | |
| Slice Name | quantity | 
| Definition | A quantitative rating of the artifact. | 
| Short | Quantitative rating | 
| Control | 0..1 | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| 48. Extension.extension:quantity.id | |
| Definition | Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces. | 
| Short | Unique id for inter-element referencing | 
| Control | 0..1 This element is affected by the following invariants: ele-1 | 
| Type | id | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| 50. Extension.extension:quantity.extension | |
| Definition | May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. | 
| Short | Additional content defined by implementations | 
| Comments | 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. | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Alternate Names | extensions, user content | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| Slicing | This element introduces a set of slices on Extension.extension.extension. The slices areUnordered and Open, and can be differentiated using the following discriminators: | 
| 52. Extension.extension:quantity.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | quantity | 
| 54. Extension.extension:quantity.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Type | Quantity | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count())) | 
| 56. Extension.extension:author | |
| Slice Name | author | 
| Definition | Indicates who or what authored the content. | 
| Short | Who authored the content | 
| Control | 0..1 | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| 58. Extension.extension:author.id | |
| Definition | Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces. | 
| Short | Unique id for inter-element referencing | 
| Control | 0..1 This element is affected by the following invariants: ele-1 | 
| Type | id | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| 60. Extension.extension:author.extension | |
| Definition | May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. | 
| Short | Additional content defined by implementations | 
| Comments | 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. | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Alternate Names | extensions, user content | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| Slicing | This element introduces a set of slices on Extension.extension.extension. The slices areUnordered and Open, and can be differentiated using the following discriminators: | 
| 62. Extension.extension:author.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | author | 
| 64. Extension.extension:author.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Type | Reference(Patient, Practitioner, PractitionerRole, Organization, Device) | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count())) | 
| 66. Extension.extension:path | |
| Slice Name | path | 
| Definition | A URI that points to what the comment is about, such as a line of text in the CQL, or a specific element in a resource. | 
| Short | What the comment is directed to | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| 68. Extension.extension:path.id | |
| Definition | Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces. | 
| Short | Unique id for inter-element referencing | 
| Control | 0..1 This element is affected by the following invariants: ele-1 | 
| Type | id | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| 70. Extension.extension:path.extension | |
| Definition | May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. | 
| Short | Additional content defined by implementations | 
| Comments | 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. | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Alternate Names | extensions, user content | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| Slicing | This element introduces a set of slices on Extension.extension.extension. The slices areUnordered and Open, and can be differentiated using the following discriminators: | 
| 72. Extension.extension:path.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | path | 
| 74. Extension.extension:path.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Type | uri | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count())) | 
| 76. Extension.extension:relatedArtifact | |
| Slice Name | relatedArtifact | 
| Definition | Additional related artifacts that provide supporting documentation, additional evidence, or further information related to the content. | 
| Short | Additional information | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| 78. Extension.extension:relatedArtifact.id | |
| Definition | Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces. | 
| Short | Unique id for inter-element referencing | 
| Control | 0..1 This element is affected by the following invariants: ele-1 | 
| Type | id | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| 80. Extension.extension:relatedArtifact.extension | |
| Definition | May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. | 
| Short | Additional content defined by implementations | 
| Comments | 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. | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Alternate Names | extensions, user content | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| Slicing | This element introduces a set of slices on Extension.extension.extension. The slices areUnordered and Open, and can be differentiated using the following discriminators: | 
| 82. Extension.extension:relatedArtifact.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | relatedArtifact | 
| 84. Extension.extension:relatedArtifact.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Type | RelatedArtifact | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count())) | 
| 86. Extension.extension:freeToShare | |
| Slice Name | freeToShare | 
| Definition | Acceptable to publicly share the comment, classifier or rating. | 
| Short | Acceptable to publicly share the resource content | 
| Control | 0..1 | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| 88. Extension.extension:freeToShare.id | |
| Definition | Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces. | 
| Short | Unique id for inter-element referencing | 
| Control | 0..1 This element is affected by the following invariants: ele-1 | 
| Type | id | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| 90. Extension.extension:freeToShare.extension | |
| Definition | May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. | 
| Short | Additional content defined by implementations | 
| Comments | 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. | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Alternate Names | extensions, user content | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| Slicing | This element introduces a set of slices on Extension.extension.extension. The slices areUnordered and Open, and can be differentiated using the following discriminators: | 
| 92. Extension.extension:freeToShare.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | freeToShare | 
| 94. Extension.extension:freeToShare.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Type | boolean | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count())) | 
| 96. Extension.extension:component | |
| Slice Name | component | 
| Definition | If the informationType is container, the components of the content. | 
| Short | Contained content | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| 98. Extension.extension:component.id | |
| Definition | Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces. | 
| Short | Unique id for inter-element referencing | 
| Control | 0..1 This element is affected by the following invariants: ele-1 | 
| Type | id | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| 100. Extension.extension:component.extension | |
| Definition | May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. | 
| Short | Additional content defined by implementations | 
| Comments | 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. | 
| Control | 0..* | 
| Type | Extension | 
| Is Modifier | false | 
| Summary | false | 
| Alternate Names | extensions, user content | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count()))ext-1: Must have either extensions or value[x], not both ( extension.exists() != value.exists()) | 
| Slicing | This element introduces a set of slices on Extension.extension.extension. The slices areUnordered and Open, and can be differentiated using the following discriminators: | 
| 102. Extension.extension:component.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | component | 
| 104. Extension.extension:component.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Type | Choice of: base64Binary, boolean, canonical, code, date, dateTime, decimal, id, instant, integer, integer64, markdown, oid, positiveInt, string, time, unsignedInt, uri, url, uuid, Address, Age, Annotation, Attachment, CodeableConcept, CodeableReference, Coding, ContactPoint, Count, Distance, Duration, HumanName, Identifier, Money, Period, Quantity, Range, Ratio, RatioRange, Reference, SampledData, Signature, Timing, ContactDetail, DataRequirement, Expression, ParameterDefinition, RelatedArtifact, TriggerDefinition, UsageContext, Availability, ExtendedContactDetail, Dosage, Meta | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count())) | 
| 106. Extension.url | |
| Definition | Source of the definition for the extension code - a logical name or a URL. | 
| Short | identifies the meaning of the extension | 
| Comments | The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension. | 
| Control | 1..1 | 
| Type | uri | 
| Is Modifier | false | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| XML Format | In the XML format, this property is represented as an attribute. | 
| Summary | false | 
| Fixed Value | http://hl7.org/fhir/StructureDefinition/artifactassessment-content | 
| 108. Extension.value[x] | |
| Definition | Value of extension - must be one of a constrained set of the data types (see Extensibility for a list). | 
| Short | Value of extension | 
| Control | 0..1 This element is affected by the following invariants: ext-1 | 
| Type | Choice of: base64Binary, boolean, canonical, code, date, dateTime, decimal, id, instant, integer, integer64, markdown, oid, positiveInt, string, time, unsignedInt, uri, url, uuid, Address, Age, Annotation, Attachment, CodeableConcept, CodeableReference, Coding, ContactPoint, Count, Distance, Duration, HumanName, Identifier, Money, Period, Quantity, Range, Ratio, RatioRange, Reference, SampledData, Signature, Timing, ContactDetail, DataRequirement, Expression, ParameterDefinition, RelatedArtifact, TriggerDefinition, UsageContext, Availability, ExtendedContactDetail, Dosage, Meta | 
| [x] Note | SeeChoice of Data Typesfor further information about how to use [x] | 
| Is Modifier | false | 
| Primitive Value | This primitive element may be present, or absent, or replaced by an extension | 
| Summary | false | 
| Invariants | ele-1: All FHIR elements must have a @value or children ( hasValue() or (children().count() > id.count())) |