This is the CodeSystem that contains codes in both AllergyIntoleranceSubstanceExposureRisk (http://terminology.hl7.org/CodeSystem/allerg-intol-substance-exp-risk) and AllergyIntoleranceSubstanceExposureRisk (http://terminology.hl7.org/CodeSystem/allerg-intol-substance-exp-risk).
Generated Narrative: CodeSystem a51fcf0b-5801-4baf-ad55-a337a1600c4b-540
This code system http://hl7.org/fhir/comparison/CodeSystem/a51fcf0b-5801-4baf-ad55-a337a1600c4b-540
defines codes, but no codes are represented here