This is the ValueSet that contains all the codes in Loại dịch vụ y tế — VN Service Request Category ValueSet (http://fhir.hl7.org.vn/core/ValueSet/vn-service-request-category-vs) and Loại dịch vụ y tế — VN Service Request Category ValueSet (http://fhir.hl7.org.vn/core/ValueSet/vn-service-request-category-vs). E.g. what you have to deal with if you get resources containing codes in either of them