| # | Name | Source | Ver | Description | |
| 1 | adheres to | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | The action represented by this resource has been determined to satisfy the expectations established by the referenced Definition resource. | |
| 2 | AgeAtVaccination | hl7.fhir.us.icsr-ae-reporting#current | R4 | The patient's age when the vaccination was given. | |
| 3 | Author of the content | ch.fhir.ig.ch-core#current | R4 | Extension to reference the person (and her/his organization) who is responsible for the content (e.g. an author of an eMedication document or a recorder of an immunization). This extension is used to differentiate on entry level between the author of the content (represented with this extension) and the author of the medical decision or the performer of an event (represented e.g. with Resource.performer/informationSource). | |
| 4 | BeExtLaterality | hl7.fhir.be.core-clinical#current | R4 | An explicit statement of laterality of a lesion, or a treatment, etc. | |
| 5 | CH VACD Extension Immunization Medication Reference | ch.fhir.ig.ch-vacd#current | R4 | Extension to make a reference to the medication for the immunization. | |
| 6 | CH VACD Extension Merging Conflict Entry Reference | ch.fhir.ig.ch-vacd#current | R4 | Extension to make a reference to an entry conflicting with other entries. | |
| 7 | Episode of care | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | Identifies the episode(s) of care that this resource is relevant to. Establishes the EpisodeOfCare as a 'grouper' of resources that are relevant to that episode. | |
| 8 | Extension UK Core Parent Present | fhir.r4.ukcore.stu1#1.0.4 | R4 | This describes whether a parent was present at the immunisation of a child. | |
| 9 | Extension UK Core Vaccination Procedure | fhir.r4.ukcore.stu1#1.0.4 | R4 | This describes the immunization procedure code. | |
| 10 | Immunization Procedure | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | A record of the procedure associated with the immunization event. | |
| 11 | Research study | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | Indicates that this event is relevant to the specified research study(ies). | |
| 12 | Triggered by | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | This resource came into being as a result of expectations set in the referenced Definition resource. I.e. This resource represents a 'step' dictated within the protocol/order set/etc. | |
| 13 | Vaccination Recorder | hl7.fhir.fi.base#current | R4 | Vaccination recorder may not be the same person who performed the addministration. | |
| 14 | Vaccine Vial Serial Number | hl7.fhir.au.base#current | R4 | This extension applies to the Immunization resource and is used to represent the serial number of the vial of vaccine. Vial serial number is part of the [Australian Immunisation Register Rule 2015](https://www.legislation.gov.au/Latest/F2021C00234) data elements to report for COVID-19 vaccines. |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | |
| Extension | C D | D | D | D | D | C D | C D | C D | C D | C D | C D | D | C D | |
| Extension.extension | C | C | C | C | C | S C D (3) | C | C | C | C | C | |||
| Extension.extension.value[x] | S C B M (4) | |||||||||||||
| Extension.extension.url | F (2) | |||||||||||||
| Extension.extension.extension | C (2) | |||||||||||||
| Extension.url | F | F | F | F | F | F | F | F | F | F | F | F | F | F |
| Extension.value[x] | C | C | S C (2) | B M | S C (2) | C | C | C D | C D B M | C | C | C | C | |
| Extension.value[x].reference | C | |||||||||||||
| Extension.value[x].extension | S C |
Produced 08 Sep 2023