This is the CodeSystem that contains codes in both MeasureImprovementNotation (http://terminology.hl7.org/CodeSystem/measure-improvement-notation) and MeasureImprovementNotation (http://terminology.hl7.org/CodeSystem/measure-improvement-notation).
Generated Narrative: CodeSystem 4b23ebad-442b-4ee7-bb87-5ffe60ec36e5-558
This code system http://hl7.org/fhir/comparison/CodeSystem/4b23ebad-442b-4ee7-bb87-5ffe60ec36e5-558 defines codes, but no codes are represented here