Adding related content linking

Author: KendalBond007

articles/healthcare-apis/azure-api-for-fhir/release-notes-2025.md

@@ -28,4 +28,10 @@ Partition Size Error Handling: When a partition exceeds 20GB, a `PreconditionFai
 
 Transaction Failure Exception: A new FHIR-specific exception type has been introduced to handle Cosmos DB transaction failures, replacing the generic `InvalidOperationExceptions`.
 
-CMK Error Handling: Improved error handling for operations dependent on customer-managed keys. Users will now see a more specific error message and a link to [Microsoft's troubleshooting guide](../fhir/configure-customer-managed-keys.md) if issues occur related to CMK.
+CMK Error Handling: Improved error handling for operations dependent on customer-managed keys. Users will now see a more specific error message and a link to [Microsoft's troubleshooting guide](../fhir/configure-customer-managed-keys.md) if issues occur related to CMK.
+
+## Related content
+
+[Release notes pre-2025](release-notes.md)
+
+[!INCLUDE[FHIR trademark statement](../includes/healthcare-apis-fhir-trademark.md)]

articles/healthcare-apis/release-notes-2025.md

@@ -24,4 +24,18 @@ This article describes features, enhancements, and bug fixes released in 2025 fo
 HTTP Method Validation for Transaction Bundle Requests:
 Added validation to ensure the HTTP method in the Request component of the transaction bundle is a valid HTTPVerb enum value. If the HTTP method is invalid or null, a `RequestNotValidException` is thrown with a `400 Bad Request` status, providing a clearer error message to users.
 
-CMK Error Handling: Improved error handling for operations dependent on customer-managed keys. Users will now see a more specific error message and a link to [Microsoft's troubleshooting guide](fhir/configure-customer-managed-keys.md) if issues occur related to CMK.
+CMK Error Handling: Improved error handling for operations dependent on customer-managed keys. Users will now see a more specific error message and a link to [Microsoft's troubleshooting guide](fhir/configure-customer-managed-keys.md) if issues occur related to CMK.
+
+## Related content
+
+[Release notes 2021](release-notes-2021.md)
+
+[Release notes 2022](release-notes-2022.md)
+
+[Release notes 2023](release-notes-2023.md)
+
+[Release notes 2024](release-notes-2024.md)
+
+[Known issues](known-issues.md)
+
+[!INCLUDE [FHIR and DICOM trademark statement](includes/healthcare-apis-fhir-dicom-trademark.md)]