This is the ValueSet that contains all the codes in KLTilbudsKoderFFB (http://fhir.kl.dk/term/ValueSet/KLServiceCodesFFB) and KLTilbudsKoderFFB (http://fhir.kl.dk/term/ValueSet/KLServiceCodesFFB). E.g. what you have to deal with if you get resources containing codes in either of them