Read the past states of the resource

GET {{base_url}}/Basic/:rid/_history?_summary=false&_format=<string>&_pretty=<boolean>&_elements=&_count=<number>&_since=2256-11-06T23:59:44Z&_at=2256-11-06T23:59:44Z&_list=<string>

Read the Past States of a Resource (History)

Retrieve the history of a resource. The `summary` parameter requests that the server return a designated subset of the resource; the `since` parameter requests that the server only include resource versions that were created at or after the given instant in time; the `at` parameter requests that the server only include resource versions that were current at some point during the time period specified in the date time value; and the `list` parameter requests that the server only include resource versions that are referenced in the specified list (current list references are allowed).

Request Params

Key	Datatype	Description
`_summary`	boolean	Requests the server to return a designated subset of the resource
`_format`	string	Specify alternative response formats by their MIME-types (when a client is unable acccess accept: header)
`_pretty`	string	Ask for a pretty printed response for human convenience
`_elements`	null	Requests the server to return a collection of elements from the resource
`_count`	string	The maximum number of search results on a page. The server is not bound to return the number requested, but cannot return more
`_since`	string	Only include resource versions that were created at or after the given instant in time
`_at`	string	Only include resource versions that were current at some point during the time period specified in the date time value (see Search notes on date searching)
`_list`	string	Only include resource versions that are referenced in the specified list (current list references are allowed)

HEADERS

Key	Datatype	Required	Description
`Accept`	string

RESPONSES

status: OK

{&quot;value&quot;:&quot;reference https://hl7.org/fhir/R4/fhir.schema.json#/definitions/Bundle not found in the OpenAPI spec&quot;}