Aotearoa Immunisation Register (AIR) FHIR Implementation Guide (API-V1)
1.27.0 - release New Zealand

Aotearoa Immunisation Register (AIR) FHIR Implementation Guide (API-V1) - Local Development build (v1.27.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

## Rejection Rules

# Immunisation Event Rejection Rules

The following rejection rules must be passed before an immunisation event can be created or updated within ImmSOT.

Rule Name | Rejection Rule | Error Code | Sample return value
--- | --- | --- | ---
rejection_facility | An immunisation event is rejected when |  |
| 1. The event has a non HPI-F system | 1. 422 | 1. { "resourceType": "OperationOutcome", "issue": [{ "severity": "error", "code": "invariant", "diagnostics": "A Facility ID is required." } ]}
| 2. The event facility value is empty. | 2. 400 | 2. { "resourceType": "OperationOutcome", "issue": [{ "severity": "error", "code": "invariant", "diagnostics": "HAPI-0450: Failed to parse request body as JSON resource. Error was: HAPI-1821: [element=\"value\"] Invalid attribute value \"\": Attribute value must not be empty (\"\")" } ]}
| 3. The event facility system is empty. | 3. 400 | 3. { "resourceType": "OperationOutcome", "issue": [{ "severity": "error", "code": "invariant", "diagnostics": "HAPI-0450: Failed to parse request body as JSON resource. Error was: HAPI-1821: [element=\"value\"] Invalid attribute value \"\": Attribute value must not be empty (\"\")" } ]}
| 4. The facility system exceeds 100 chars | 4. 422 | 4. { "resourceType": "OperationOutcome", "issue": [{ "severity": "error", "code": "invariant", "diagnostics": "Location system cannot be greater than 100 characters" } ]}
| 5. The facility value exceeds 8 characters | 5. 422 | 5. { "resourceType": "OperationOutcome", "issue": [{ "severity": "error", "code": "invariant", "diagnostics": "Location value cannot be greater than 8 characters" } ]}
| 6. The event does not have: | 6. 422 | 6. { "resourceType": "OperationOutcome", "issue": [{ "severity": "error", "code": "invariant", "diagnostics": "A location is required." } ]}
| 1. both facility system and value |  |
| 2. location identifier |  |
| 3. location |  |
| 7. The event does not have a facility system | 7. 422 | 7. { "resourceType": "OperationOutcome", "issue": [{ "severity": "error", "code": "invariant", "diagnostics": "Location has identification number but no identification system is specified" } ]}
| 8. The event does not have a facility value |  | 8. { "resourceType": "OperationOutcome", "issue": [{ "severity": "error", "code": "invariant", "diagnostics": "A Facility ID is required." } ]}
rejection_dose_number | An immunisation event is rejected when |  |
| 1. There’s more than one dose number. | 1. 422 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"Validation_VAL_Profile_Maximum"}]},"diagnostics":"Immunization.protocolApplied: max allowed = 1, but found 2 (from https://standards.digital.health.nz/fhir/air/StructureDefinition/air-immunization|0.3.0)","location":["Immunization","Line 1, Col 1003"]}]}
| 2. There’s a dose number and it exceeds 2 digits. | 2. 422 | 2. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Dose number cannot exceed 2 digits"}]}
| 3. The dose supplied is blank or zero. | 3. 422 | 3. "Value supplied is less than permitted value of 1"
rejection_immunisation_event_date | An immunisation event is rejected when |  |
| 1. There’s more than one immunisation event date | 1. 400 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","diagnostics":"HAPI-0450: Failed to parse request body as JSON resource. Error was: HAPI-1823: Multiple repetitions of non-repeatable element 'occurrenceDateTime' found during parse"}]}
| 2. The event has an immunisation event date and it’s not in date OR datetime format. | 2. 400 | 2. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","diagnostics":"HAPI-0450: Failed to parse request body as JSON resource. Error was: HAPI-1821: [element=\"occurrenceDateTime\"] Invalid attribute value \"not a date\": Invalid date/time format: \"not a date\""}]}
| 3. It does not contain an immunisation event date. | 3. 422 | 3. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"Validation_VAL_Profile_Minimum"}]},"diagnostics":"Immunization.occurrence[x]: minimum required = 1, but only found 0 (from https://standards.digital.health.nz/fhir/air/StructureDefinition/air-immunization|0.3.0)","location":["Immunization","Line 1, Col 878"]}]}
rejection_vaccine_batch_expiry_date | An immunisation event is rejected when |  |
| 1. There’s more than one vaccine batch expiry date | 1. 400 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","diagnostics":"HAPI-0450: Failed to parse request body as JSON resource. Error was: HAPI-1823: Multiple repetitions of non-repeatable element 'expirationDate' found during parse"}]}
| 2. The event has a vaccine batch expiry date and it’s not in date format. | 2. 400 | 2. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","diagnostics":"HAPI-0450: Failed to parse request body as JSON resource. Error was: HAPI-1821: [element=\"expirationDate\"] Invalid attribute value \"not a date\": Invalid date/time format: \"not a date\""}]}
rejection_diluent_expiry_date | An immunisation event is rejected when |  |
| 1. There’s more than one diluent expiry date | 1. 422 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"Validation_VAL_Profile_Maximum"}]},"diagnostics":"Extension.extension:diluentExpiryDate: max allowed = 1, but found 2 (from https://standards.digital.health.nz/fhir/air/StructureDefinition/air-diluent|0.3.0)","location":["Immunization.extension[1]","Line 1, Col 828"]}]}
| 2. The event has a diluent expiry date and it’s not in date format. | 2. 422 | 2. {"resourceType":"OperationOutcome","issue":[{"severity":"warning","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"Type_Specific_Checks_DT_DateTime_Reasonable"}]},"diagnostics":"The value '111111' is outside the range of reasonable years - check for data entry error","location":["Immunization.extension[0].extension[1].value.ofType(string)","Line 1, Col 684"]}]}
rejection_vaccine_batch_number | An immunisation event is rejected when |  |
| 1. There’s more than one vaccine batch number | 1. 400 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","diagnostics":"HAPI-0450: Failed to parse request body as JSON resource. Error was: HAPI-1823: Multiple repetitions of non-repeatable element 'lotNumber' found during parse"}]}
| 2. The event has a vaccine batch number and it’s more than 50 characters. | 2. 422 | 2. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Vaccine lot number cannot be greater than 50 characters"}]}
rejection_diluent_batch_number | An immunisation event is rejected when |  |
| 1. There’s more than one diluent batch number | 1. 422 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"Validation_VAL_Profile_Maximum"}]},"diagnostics":"Immunization.extension:Diluent: max allowed = 1, but found 2 (from https://standards.digital.health.nz/fhir/air/StructureDefinition/air-immunization|0.3.0)","location":["Immunization","Line 1, Col 1122"]},{"severity":"error","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"Validation_VAL_Profile_Maximum"}]},"diagnostics":"Extension.extension:diluentLotNumber: max allowed = 1, but found 2 (from https://standards.digital.health.nz/fhir/air/StructureDefinition/air-diluent|0.3.0)","location":["Immunization.extension[1]","Line 1, Col 816"]}]}
| 2. The event has a diluent batch number and it’s more than 50 characters. | 2. 422 | 2. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Diluent lot number cannot be greater than 50 characters"}]}
rejection_modified_by | An immunisation event is rejected when |  |
| 1. The event does not have ‘modified by’. | 1. 400 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"unknown","diagnostics":"User ID header must be set."}]}
| 2. There’s more than one ‘modified by’ | 2. n/a | 2. last one considered
| 3. The event has ‘modified by’ and it exceeds 255 characters. | 3. 422 | 3. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Modified by cannot be greater than 255 characters"}]}
rejection_vaccine | An immunisation event is rejected when |  |
| 1. There’s more than one vaccine code | 1. 422 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"Validation_VAL_Profile_Maximum"}]},"diagnostics":"Immunization.vaccineCode.coding: max allowed = 1, but found 2 (from https://standards.digital.health.nz/fhir/air/StructureDefinition/air-immunization|0.3.0)","location":["Immunization.vaccineCode","Line 1, Col 766"]}]}
| 2. The event does not have a vaccine code (Note - this is irrespective of whether vaccine system is present or not) | 2. 422 | 2. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"Validation_VAL_Profile_Minimum"}]},"diagnostics":"Immunization.vaccineCode.coding.code: minimum required = 1, but only found 0 (from https://standards.digital.health.nz/fhir/air/StructureDefinition/air-immunization|0.3.0)","location":["Immunization.vaccineCode.coding[0]","Line 1, Col 701"]}]}
| 3. The event does not have a vaccine system (Note - this is irrespective of whether vaccine code is present or not) | 3. 422 | 3. {"resourceType":"OperationOutcome","issue":[{"severity":"warning","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"TERMINOLOGY_TX_SYSTEM_NO_CODE"}]},"diagnostics":"A code with no system has no defined meaning. A system should be provided","location":["Immunization.vaccineCode.coding[0]","Line 1, Col 684"]},{"severity":"error","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"Validation_VAL_Profile_Minimum"}]},"diagnostics":"Immunization.vaccineCode.coding.system: minimum required = 1, but only found 0 (from https://standards.digital.health.nz/fhir/air/StructureDefinition/air-immunization|0.3.0)","location":["Immunization.vaccineCode.coding[0]","Line 1, Col 684"]}]}
| 4. The vaccine code exceeds 25 characters | 4. 422 | 4. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Vaccine code cannot be greater than 25 characters"}]}
| 5. The event has a code system version and it exceeds 25 characters | 5. 422 | 5. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Vaccine code system version cannot be greater than 25 characters"}]}
| 6. The event has vaccine source text and it exceeds 255 characters | 6. 422 | 6. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Vaccine code text cannot be greater than 255 characters"}]}
rejection_status_reason | An immunisation event is rejected when |  |
| 1. The event has more than one status_reason_code. | 1. 422 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"Validation_VAL_Profile_Maximum"}]},"diagnostics":"Immunization.statusReason.coding: max allowed = 1, but found 2 (from https://standards.digital.health.nz/fhir/air/StructureDefinition/air-immunization|0.3.0)","location":["Immunization.statusReason","Line 1, Col 781"]}]}
| 2. The event has a status_reason_code and it exceeds 18 characters. | 2. 422 | 2. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Status reason code cannot be greater than 18 characters"}]}
| 3. The event has a status_reason_code but does not have a status_reason_code_system (or vice-versa).
|  | 3a. 422 | 3a. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Status reason has a code but no code system is specified"}]}
|  | 3b. 422 | 3b. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Status reason has a code system but no code is specified"}]}
| 4. The event has a status_reason_code_system and it exceeds 100 characters. | 4. 422 | 4. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Status reason code system cannot be greater than 100 characters"}]}
| 5. The event has a status_reason_code_system_version and it exceeds 25 characters. | 5. 422 | 5. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Status reason code system version cannot be greater than 25 characters"}]}
rejection_route | An immunisation event is rejected when |  |
| 1. The event has more than one route_code. | 1. 422 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"Validation_VAL_Profile_Maximum"}]},"diagnostics":"Immunization.route.coding: max allowed = 1, but found 2 (from https://standards.digital.health.nz/fhir/air/StructureDefinition/air-immunization|0.3.0)","location":["Immunization.route","Line 1, Col 1001"]}]}
| 2. The event has a route_code and it exceeds 18 characters. | 2. 422 | 2. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Route code cannot be greater than 18 characters"}]}
| 3. The event has a route_code but does not have a route_code_system (or vice-versa).
|  | 3a. 422 | 3a. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Route has a code but no code system is specified"}]}
|  | 3b. 422 | 3b. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Route has a code system but no code is specified"}]}
| 4. The event has a route_code_system and it exceeds 100 characters. | 4. 422 | 4. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Route code system cannot be greater than 100 characters"}]}
| 5. The event has a route_code_system_version and it exceeds 25 characters. | 5. 422 | 5. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Route code system version cannot be greater than 25 characters"}]}
rejection_body_site | An immunisation event is rejected when |  |
| 1. The event has more than one body_site_code | 1. 422 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"Validation_VAL_Profile_Maximum"}]},"diagnostics":"Immunization.site.coding: max allowed = 1, but found 2 (from https://standards.digital.health.nz/fhir/air/StructureDefinition/air-immunization|0.3.0)","location":["Immunization.site","Line 1, Col 1034"]}]}
| 2. The event has a body_site_code and it exceeds 18 characters. | 2. 422 | 2. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Body site code cannot be greater than 18 characters"}]}
| 3. The event has a body_site_code but does not have a body_site_code_system (or vice-versa).
|  | 3a. 422 | 3a. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Body site has a code but no code system is specified"}]}
|  | 3b. 422 | 3b. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Body site has a code system but no code is specified"}]}
| 4. The event has a body_site_code_system and it exceeds 100 characters. | 4. 422 | 4. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Body site code system cannot be greater than 100 characters"}]}
| 5. The event has a body_site_code_system_version and it exceeds 25 characters. | 5. 422 | 5. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Body site code system version cannot be greater than 25 characters"}]}
rejection_indication | An immunisation event is rejected when |  |
| 1. The event has an indication code and it exceeds 18 characters. | 1. 422 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Indication (reasonCode) code cannot be greater than 18 characters"}]}
| 2. The event has an indication code but does not have a system (or vice-versa).
|  | 2a. 422 | 2a. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Indication (reasonCode) has a code but no code system is specified"}]}
|  | 2b. 422 | 2b. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Indication (reasonCode) has a code system but no code is specified"}]}
| 3. The event has an indication system and it exceeds 100 characters. | 3. 422 | 3. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Indication (reasonCode) code system cannot be greater than 100 characters"}]}
| 4. The event has a system_version and it exceeds 25 characters. | 4. 422 | 4. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Indication (reasonCode) code system version cannot be greater than 25 characters"}]}
rejection_health_worker | An immunisation event is rejected when |  |
| 1. The event has a health_worker_identification_number and it exceeds 255 characters. | 1. 422 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Health worker identification number cannot be greater than 255 characters"}]}
| 2. The event has a health_worker_identification_number but does not have a health_worker_identification_system (or vice-versa).
|  | 2a. 422 | 2a. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Health worker has identification number but no identification system is specified"}]}
|  | 2b. 422 | 2b. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Health worker has identification system but no identification number is specified"}]}
| 3. The event has a health_worker_identification_system and it exceeds 100 characters. | 3. 422 | 3. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Health worker identification system cannot be greater than 100 characters"}]}
rejection_health_worker_function | An immunisation event is rejected when |  |
| 1. The event has a health_worker_function_code and it exceeds 4 characters. | 1. 422 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Health worker function code cannot be greater than 4 characters"}]}
| 2. The event has a health_worker_function_code, but not a health_worker_function_system (or vice-versa).
|  | 2a. 422 | 2a. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Health worker function has a code but no code system is specified"}]}
|  | 2b. 422 | 2b. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Health worker function has a code system but no code is specified"}]}
| 3. The event has a health_worker_function_system and it exceeds 100 characters. | 3. 422 | 3. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Health worker function system cannot be greater than 100 characters"}]}
| 4. The event has a health_worker_function_system_version and it exceeds 25 characters. | 4. 422 | 4. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Health worker function code system version cannot be greater than 25 characters"}]}
rejection_nhi | An immunisation event is rejected when |  |
| 1. the NHI number does not pass checksum. | 1. 422 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"NHI did not pass checksum"}]}
| 2. the request does not include an NHI code. | 2. 422 | 2. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"Rule nz-pat-2: 'if the patient identifier has a system, then it must have a value.' Failed"}]},"diagnostics":"Rule nz-pat-2: 'if the patient identifier has a system, then it must have a value.' Failed","location":["Immunization","Line 1, Col 909"]}]}
| 3. the request does not include an NHI system. | 3. 422 | 3. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"Rule nz-pat-3: 'if the patient identifier has a value, then it must have a system.' Failed"}]},"diagnostics":"Rule nz-pat-3: 'if the patient identifier has a value, then it must have a system.' Failed","location":["Immunization","Line 1, Col 870"]}]}
| 4. the request has more than one NHI code. | 4. 422 | 4. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"Rule nz-pat-1-1: 'There must be exactly one patient identifier.' Failed"}]},"diagnostics":"Rule nz-pat-1-1: 'There must be exactly one patient identifier.' Failed","location":["Immunization","Line 1, Col 825"]}]}
rejection_fhir_profile | An immunisation event is rejected when the request violates the AIR FHIR immunisation profile. | 422 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","details":{"coding":[{"system":"http://hl7.org/fhir/java-core-messageId","code":"Rule nz-pat-1-1: 'There must be exactly one patient identifier.' Failed"}]},"diagnostics":"Rule nz-pat-1-1: 'There must be exactly one patient identifier.' Failed","location":["Immunization","Line 1, Col 825"]}]}
rejection_status | An immunisation event is rejected when it does not have a valid status (i.e. something other than completed, not done, or entered in error). | 400 | {"resourceType": "OperationOutcome","issue": [{"severity": "error","code": "processing","diagnostics": "HAPI-0450: Failed to parse request body as JSON resource. Error was: HAPI-1821: [element=\"status\"] Invalid attribute value \"?\": Unknown ImmunizationStatus code '?'"}]}
Version_number | 1. An update immunisation event request is rejected when the version of the existing event in the request payload does not match the version of the event being updated. | 412 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"conflict","diagnostics":"Resource version is outdated"}]}
| 2. If-Match header, must be an integer | 400 | 2. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"processing","diagnostics":"Version must be an integer"}]}
rejection_mobile_site | An immunisation event is rejected when the mobile site is provided in must not be longer than 36 characters. | 422 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Mobile Site ID cannot be greater than 36 characters"}]}
rejection_dq_ignore | An immunisation event is rejected when the optional header dqIgnore is provided then it must be a boolean value
rejection_serology | An immunisation event is rejected when a serology report is provided:
| 1. The event has a serology_result_system and it exceeds 100 characters. | 1. 422 | 1. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Serology result value system cannot be greater than 100 characters"}]}
| 2. The event has a serology_result_code, but not a serology_result_system (or vice-versa). | 2. 422 | 2a. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Serology result value has a code but no code system is specified"}]}
|  |  | 2b. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Serology result value has a code system but no code is specified"}]}
| 3. The event has a serology_result_code and it exceeds 18 characters. | 3. 422 | 3. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Serology result value code cannot be greater than 18 characters"}]}
| 4. The event has a serology_result_system_version and it exceeds 25 characters. | 4. 422 | 4. {"resourceType":"OperationOutcome","issue":[{"severity":"error","code":"invariant","diagnostics":"Serology result value code system version cannot be greater than 25 characters"}]}