This is the ValueSet that contains all the codes in BeContactPerson (https://www.ehealth.fgov.be/standards/fhir/core/ValueSet/be-contactperson) and BeContactPerson (https://www.ehealth.fgov.be/standards/fhir/core/ValueSet/be-contactperson). E.g. what you have to deal with if you get resources containing codes in either of them