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 8f4cb24f-6ed6-40dc-8ea3-5def435c64b4-45
This code system http://hl7.org/fhir/comparison/CodeSystem/8f4cb24f-6ed6-40dc-8ea3-5def435c64b4-45 defines codes, but no codes are represented here