This is the ValueSet that contains all the codes in NZ Citizenship status (https://nzhts.digital.health.nz/fhir/ValueSet/nz-citizenship-status-code) and NZ Citizenship status (https://nzhts.digital.health.nz/fhir/ValueSet/nz-citizenship-status-code). E.g. what you have to deal with if you get resources containing codes in either of them