This is the ValueSet that contains all the codes in Phân loại rủi ro thiết bị y tế — VN Device Risk Class VS (http://fhir.hl7.org.vn/core/ValueSet/vn-device-risk-class-vs) and Phân loại rủi ro thiết bị y tế — VN Device Risk Class VS (http://fhir.hl7.org.vn/core/ValueSet/vn-device-risk-class-vs). E.g. what you have to deal with if you get resources containing codes in either of them