This case-sensitive code system http://hl7.org/fhir/sid/icd-10 defines codes, but no codes are represented here

 <status value="retired"/> <experimental value="false"/> <date value="2021-11-09T10:00:00+10:00"/> <publisher value="TBD - External Body"/> <contact> <name value="World Health Organization"/> </contact> <description value="International Classification of Diseases revision 10 (ICD 10)"/> <caseSensitive value="true"/> <content value="not-present"/> </CodeSystem>