We will change the spec from: The key differences between this operation and simply searching the patient compartment are: unless the client requests otherwise, the server returns the entire result set in a single bundle (rather than using paging) the server is responsible for determining what resources to return as included resources (rather than the client specifying which ones). This frees the client from needing to determine what it could or should ask for, particularly with regard to included resources. to: The key difference between this operation and simply searching the patient compartment is that it frees the client from needing to determine what it could or should ask for, particularly with regard to included resources.   Note to editors: This tracker has to be applied after FHIR-43373 was applied.