This is the ValueSet that contains all the codes in DK codes for ServiceRequest (http://hl7.dk/fhir/core/ValueSet/dk-core-servicerequest-codes) and DK codes for ServiceRequest (http://hl7.dk/fhir/core/ValueSet/dk-core-servicerequest-codes). E.g. what you have to deal with if you get resources containing codes in either of them