This is the CodeSystem that contains all the codes in PCT Procedure Type (http://hl7.org/fhir/us/davinci-pct/CodeSystem/PCTProcedureType) and PCT Procedure Type (http://hl7.org/fhir/us/davinci-pct/CodeSystem/PCTProcedureType). E.g. what you have to deal with if you get resources containing codes in either of them
Generated Narrative: CodeSystem 1b8ceeea-9485-46d8-b76c-847b646cbaee-20
This code system http://hl7.org/fhir/comparison/CodeSystem/1b8ceeea-9485-46d8-b76c-847b646cbaee-20
defines codes, but no codes are represented here