{"resourceType":"CodeSystem","id":"snomedct","meta":{"lastUpdated":"2021-01-17T07:06:13.533+11:00"},"extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-wg","valueCode":"fhir"}],"url":"http://snomed.info/sct","identifier":[{"system":"urn:ietf:rfc:3986","value":"urn:oid:2.16.840.1.113883.6.96"}],"name":"SNOMED_CT","title":"SNOMED CT (all versions)","status":"active","experimental":false,"publisher":"IHTSDO","contact":[{"telecom":[{"system":"url","value":"http://ihtsdo.org"}]}],"description":"SNOMED CT is the most comprehensive and precise clinical health terminology product in the world, owned and distributed around the world by The International Health Terminology Standards Development Organisation (IHTSDO).","copyright":"© 2002-2016 International Health Terminology Standards Development Organisation (IHTSDO). All rights reserved. SNOMED CT®, was originally created by The College of American Pathologists. \"SNOMED\" and \"SNOMED CT\" are registered trademarks of the IHTSDO http://www.ihtsdo.org/snomed-ct/get-snomed-ct","caseSensitive":false,"hierarchyMeaning":"is-a","compositional":true,"versionNeeded":false,"content":"not-present","filter":[{"code":"concept","description":"Filter that includes concepts based on their logical definition. e.g. [concept] [is-a] [x] - include all concepts with an is-a relationship to concept x, or [concept] [in] [x]- include all concepts in the reference set identified by concept x","operator":["is-a","in"],"value":"A SNOMED CT code"},{"code":"expression","description":"The result of the filter is the result of executing the given SNOMED CT Expression Constraint","operator":["="],"value":"A SNOMED CT ECL expression (see http://snomed.org/ecl)"},{"code":"expressions","description":"Whether post-coordinated expressions are included in the value set","operator":["="],"value":"true or false"}],"property":[{"code":"inactive","uri":"http://snomed.info/field/Concept.active","description":"Whether the code is active or not (defaults to false). 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