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 0d0d3031-29f7-4913-981d-4e6a20446ed6-45
This code system http://hl7.org/fhir/comparison/CodeSystem/0d0d3031-29f7-4913-981d-4e6a20446ed6-45 defines codes, but no codes are represented here