Please note: This guidance has been superseded by the Implementation guide for digitial medicines, which contains up-to-date information.
Element: identifier
This MUST be populated with a globally unique and persistent identifier (that is, it doesn’t change between requests and therefore stored with the source data). This MUST be scoped by a provider specific namespace for the identifier.
Where consuming systems are integrating data from this resource to their local system, they MUST also persist this identifier at the same time.