This is the CodeSystem that contains all the codes in PDex Identifier Type (http://hl7.org/fhir/us/davinci-pdex/CodeSystem/PDexIdentifierType) and PDex Identifier Type (http://hl7.org/fhir/us/davinci-pdex/CodeSystem/PDexIdentifierType). E.g. what you have to deal with if you get resources containing codes in either of them
Generated Narrative: CodeSystem 9c9ed753-737f-4fa8-bd3c-77a0a7442d91-14
This code system http://hl7.org/fhir/comparison/CodeSystem/9c9ed753-737f-4fa8-bd3c-77a0a7442d91-14 defines codes, but no codes are represented here