This is the CodeSystem that contains all the codes in RejectionCriterion (http://terminology.hl7.org/CodeSystem/rejection-criteria) and RejectionCriterion (http://terminology.hl7.org/CodeSystem/rejection-criteria). E.g. what you have to deal with if you get resources containing codes in either of them
Generated Narrative: CodeSystem 0229f20e-bdf6-4558-8625-5d09cf27fb48-1511
This code system http://hl7.org/fhir/comparison/CodeSystem/0229f20e-bdf6-4558-8625-5d09cf27fb48-1511
defines codes, but no codes are represented here