## Union of http://hl7.org/fhir/us/davinci-pas/StructureDefinition/extension-itemCertificationIssueDate and http://hl7.org/fhir/us/davinci-pas/StructureDefinition/extension-itemCertificationIssueDate

This is the set of resources that conform to either of the profiles CertificationIssueDate (http://hl7.org/fhir/us/davinci-pas/StructureDefinition/extension-itemCertificationIssueDate) and CertificationIssueDate (http://hl7.org/fhir/us/davinci-pas/StructureDefinition/extension-itemCertificationIssueDate). E.g. what you have to deal with if you get resources conforming to one of them

### Structure

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..* |  | Extension
url |  | 1..1 | uri | identifies the meaning of the extension
value[x] |  | 0..1 |  | Value of extension
valueDate |  |  | date |
valuePeriod |  |  | Period |
Documentation for this format