This is the CodeSystem that contains codes in both AdverseEventCausalityMethod (http://terminology.hl7.org/CodeSystem/adverse-event-causality-method) and AdverseEventCausalityMethod (http://terminology.hl7.org/CodeSystem/adverse-event-causality-method).
Generated Narrative: CodeSystem 42938729-f0f2-4a37-ad47-10b7c7bad89b-45
This code system http://hl7.org/fhir/comparison/CodeSystem/42938729-f0f2-4a37-ad47-10b7c7bad89b-45 defines codes, but no codes are represented here