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18 changes: 18 additions & 0 deletions packages/fhir.tx.support.r4/package/CodeSystem-iso3166.json
Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,24 @@
"operator" : ["regex"],
"value" : "concept.code"
}
],
"extension": [
{
"url": "http://hl7.org/fhir/StructureDefinition/codesystem-reserved-space",
"extension": [
{
"url": "description",
"valueString": "## User-assigned codes\n\nIf users need code elements to represent country names not included in ISO 3166-1, the following codes are available:\n\n### Alpha-2 codes (2-letter)\n\n- AA\n- QM to QZ\n- XA to XZ\n- ZZ\n\n### Alpha-3 codes (3-letter)\n- AAA to AAZ\n- QMA to QZZ\n- XAA to XZZ\n- ZZA to ZZZ\n\n### Numeric codes\n- 900 to 999\n\n> **NOTE:** Please be advised that the above series of codes are not universal, those code elements are not compatible between different entities."
},
{
"url": "codes",
"valueExpression": {
"language" : "text/fhirpath",
"expression": "matches('^(AA|Q[M-Z]|X[A-Z]|ZZ|AA[A-Z]|Q[M-Z][A-Z]|X[A-Z][A-Z]|ZZ[A-Z]|9[0-9]{2})$')"
}
}
]
}
],
"property" : [
{
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