This is the ValueSet that contains all the codes in MDC Object infrastructure and Device nomenclature (http://hl7.org/fhir/uv/pocd/ValueSet/11073MDC-object) and MDC Object infrastructure and Device nomenclature (http://hl7.org/fhir/uv/pocd/ValueSet/11073MDC-object). E.g. what you have to deal with if you get resources containing codes in either of them