This is the ValueSet that contains codes in both BeVSVaccineAdministrationRoute (https://www.ehealth.fgov.be/standards/fhir/vaccination/ValueSet/be-vs-vaccination-administration-route) and BeVSVaccineAdministrationRoute (https://www.ehealth.fgov.be/standards/fhir/vaccination/ValueSet/be-vs-vaccination-administration-route).