This is the CodeSystem that contains codes in both TDDUI FR Core CodeSystem v2-0203 (https://interop.esante.gouv.fr/ig/fhir/tddui/CodeSystem/tddui-identifier) and TDDUI FR Core CodeSystem v2-0203 (https://interop.esante.gouv.fr/ig/fhir/tddui/CodeSystem/tddui-identifier).