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