Intersection of https://www.ehealth.fgov.be/standards/fhir/allergy/ValueSet/be-causativeagent and https://www.ehealth.fgov.be/standards/fhir/allergy/ValueSet/be-causativeagent
This is the ValueSet that contains codes in both BeCausativeAgent (https://www.ehealth.fgov.be/standards/fhir/allergy/ValueSet/be-causativeagent) and BeCausativeAgent (https://www.ehealth.fgov.be/standards/fhir/allergy/ValueSet/be-causativeagent).