This is the ValueSet that contains all the codes in Danh mục Quận/Huyện (cũ, legacy) — Vietnam District ValueSet (deprecated) (http://fhir.hl7.org.vn/core/ValueSet/vn-district-vs) and Danh mục Quận/Huyện (cũ, legacy) — Vietnam District ValueSet (deprecated) (http://fhir.hl7.org.vn/core/ValueSet/vn-district-vs). E.g. what you have to deal with if you get resources containing codes in either of them