Union of http://hl7.org/fhir/ValueSet/substance-code and http://hl7.org/fhir/ValueSet/substance-code

This is the ValueSet that contains all the codes in Substance Code (http://hl7.org/fhir/ValueSet/substance-code) and Substance Code (http://hl7.org/fhir/ValueSet/substance-code). E.g. what you have to deal with if you get resources containing codes in either of them

CodeSystem

Generated Narrative: ValueSet 68deb5f5-217f-4da9-b2ad-9f361686baa3-56

This value set includes codes based on the following rules: