https://fhir.nhs.uk/MessageDefinition/bars-message-servicerequest-request
+* Use case in MessageDefinition.useContext.code[]:
https://fhir.nhs.uk/CodeSystem/usecases-categories-bars
+* Service in MessageDefinition.useContext.code[]:
https://fhir.nhs.uk/CodeSystem/dos-id
* Version in MessageDefinition.version
The Name or URL define the type of message being sent. The Service id is confirmation of the correct Service. The Use Case Category code(s) define the care setting context required to ensure the message is actionable by the service. The Version allows for Version negotiation. All of these items need to be checked. There may be variations of the same message definition for a given service based on these variables.
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/About-BaRS/Releases/Technical-Release-Notes/TRN-APP4/1.2.2.page.md b/guides/Live-ImplementationGuide-BaRS/Home/About-BaRS/Releases/Technical-Release-Notes/TRN-APP4/1.2.2.page.md
index 32b5c8c4..11f0b46c 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/About-BaRS/Releases/Technical-Release-Notes/TRN-APP4/1.2.2.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/About-BaRS/Releases/Technical-Release-Notes/TRN-APP4/1.2.2.page.md
@@ -19,8 +19,9 @@ This is a minor "patch" with clarifications to limited areas of the Implementati
| FHIR Element | Previous | Current | Other | Referral/Booking | Rationale | Impact |
|------------------------------------------------------|----------|------------|---------|------------------|-------------------------------------------------------------------------------------------------|----------|
-| encounter.class.display | | | Update | Referral Request |encounter.class.display value corrected from "Emergency" to "emergency" in Implementation Guidance | Addition |
-
+| encounter.class.display | | | Update | Validation Request |encounter.class.display value corrected from "Emergency" to "emergency" in Implementation Guidance | Addition |
+| encounter.class.display | | | Update | Interim Validation Response |encounter.class.display value corrected from "Emergency" to "emergency" in Implementation Guidance | Addition |
+| encounter.class.display | | | Update | Validation Response |encounter.class.display value corrected from "Emergency" to "emergency" in Implementation Guidance | Addition |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/About-BaRS/Releases/Technical-Release-Notes/TRN-APP6/1.0.0-beta.4.page.md b/guides/Live-ImplementationGuide-BaRS/Home/About-BaRS/Releases/Technical-Release-Notes/TRN-APP6/1.0.0-beta.4.page.md
index 977f1449..bbe7b306 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/About-BaRS/Releases/Technical-Release-Notes/TRN-APP6/1.0.0-beta.4.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/About-BaRS/Releases/Technical-Release-Notes/TRN-APP6/1.0.0-beta.4.page.md
@@ -20,9 +20,8 @@ This is a minor "patch" with clarifications to limited areas of the Implementati
| FHIR Element | Previous | Current | Other | Referral/Booking | Rationale | Impact |
|------------------------------------------------------|----------|------------|---------|------------------|-------------------------------------------------------------------------------------------------|----------|
| encounter.class.display | | | Update | Referral Request |encounter.class.display value corrected from "Emergency" to "emergency" in Implementation Guidance | Addition |
-
+| encounter.class.display | | | Update | Referral Response |encounter.class.display value corrected from "Emergency" to "emergency" in Implementation Guidance | Addition |
-
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Applications/BaRS-Applications/Index.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Applications/BaRS-Applications/Index.page.md
new file mode 100644
index 00000000..041408bd
--- /dev/null
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Applications/BaRS-Applications/Index.page.md
@@ -0,0 +1,5 @@
+---
+topic: Applications
+---
+
+## {{page-title}}
\ No newline at end of file
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.6/Standard-Pattern-Composite-Messages/Cancellation.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.6/Standard-Pattern-Composite-Messages/Cancellation.page.md
index e0b5d38c..5dfe488c 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.6/Standard-Pattern-Composite-Messages/Cancellation.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.0.6/Standard-Pattern-Composite-Messages/Cancellation.page.md
@@ -401,7 +401,7 @@ This payload is used to transmit all the necessary information that is required
| Data Item | Implementation Guidance | Necessity | Profile Cardinality | Example Value(s) |
|------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------|---------------------|------------------------------------------------------------------------------------------|
-| Appointment | https://simplifier.net/hl7fhirukcorer4/ukcoreappointment
This resource will be used to communicate information about an appointment. | | 1..1 | |
+| Appointment | https://simplifier.net/hl7fhirukcorer4/ukcore-appointment
This resource will be used to communicate information about an appointment. | | 1..1 | |
| Appointment.id | This MUST only be populated with an id generated by the Receiver in the synchronous HTTP response. | MUST | 0..1 | 3713c8fc-dbcf-4f90-bacf-89d99e434e9b |
| Appointment.meta | https://www.hl7.org/fhir/resource.html#Meta | MUST | 1..1 | |
| Appointment.meta.profile | This MUST be populated. Follow UK Core guidance for populating this element | MUST | 1..1 | https://fhir.hl7.org.uk/StructureDefinition/UKCore-Appointment |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.6/Standard-Pattern-Composite-Messages/Cancellation.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.6/Standard-Pattern-Composite-Messages/Cancellation.page.md
index ee6e00fc..82533f54 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.6/Standard-Pattern-Composite-Messages/Cancellation.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.1.6/Standard-Pattern-Composite-Messages/Cancellation.page.md
@@ -401,7 +401,7 @@ This payload is used to transmit all the necessary information that is required
| Data Item | Implementation Guidance | Necessity | Profile Cardinality | Example Value(s) |
|------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------|---------------------|------------------------------------------------------------------------------------------|
-| Appointment | https://simplifier.net/hl7fhirukcorer4/ukcoreappointment
This resource will be used to communicate information about an appointment. | | 1..1 | |
+| Appointment | https://simplifier.net/hl7fhirukcorer4/ukcore-appointment
This resource will be used to communicate information about an appointment. | | 1..1 | |
| Appointment.id | This MUST only be populated with an id generated by the Receiver in the synchronous HTTP response. | MUST | 0..1 | 3713c8fc-dbcf-4f90-bacf-89d99e434e9b |
| Appointment.meta | https://www.hl7.org/fhir/resource.html#Meta | MUST | 1..1 | |
| Appointment.meta.profile | This MUST be populated. Follow UK Core guidance for populating this element | MUST | 1..1 | https://fhir.hl7.org.uk/StructureDefinition/UKCore-Appointment |
diff --git a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.2.2/Standard-Pattern-Composite-Messages/Cancellation.page.md b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.2.2/Standard-Pattern-Composite-Messages/Cancellation.page.md
index 0d856482..472de3eb 100644
--- a/guides/Live-ImplementationGuide-BaRS/Home/Core/1.2.2/Standard-Pattern-Composite-Messages/Cancellation.page.md
+++ b/guides/Live-ImplementationGuide-BaRS/Home/Core/1.2.2/Standard-Pattern-Composite-Messages/Cancellation.page.md
@@ -401,7 +401,7 @@ This payload is used to transmit all the necessary information that is required
| Data Item | Implementation Guidance | Necessity | Profile Cardinality | Example Value(s) |
|------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------|---------------------|------------------------------------------------------------------------------------------|
-| Appointment | https://simplifier.net/hl7fhirukcorer4/ukcoreappointment
This resource will be used to communicate information about an appointment. | | 1..1 | |
+| Appointment | https://simplifier.net/hl7fhirukcorer4/ukcore-appointment
This resource will be used to communicate information about an appointment. | | 1..1 | |
| Appointment.id | This MUST only be populated with an id generated by the Receiver in the synchronous HTTP response. | MUST | 0..1 | 3713c8fc-dbcf-4f90-bacf-89d99e434e9b |
| Appointment.meta | https://www.hl7.org/fhir/resource.html#Meta | MUST | 1..1 | |
| Appointment.meta.profile | This MUST be populated. Follow UK Core guidance for populating this element | MUST | 1..1 | https://fhir.hl7.org.uk/StructureDefinition/UKCore-Appointment |