{
  "description": "Type of compression algorithm used",
  "_filename": "CodeSystem-v3-CompressionAlgorithm.json",
  "package_name": "hl7.terminology.r4b",
  "date": "2019-03-20",
  "publisher": "Health Level 7",
  "content": "complete",
  "property": [ {
    "code": "Specializes",
    "type": "Coding",
    "extension": [ {
      "url": "http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-symmetry",
      "valueCode": "antisymmetric"
    }, {
      "url": "http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-transitivity",
      "valueCode": "transitive"
    }, {
      "url": "http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-reflexivity",
      "valueCode": "irreflexive"
    }, {
      "url": "http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-isNavigable",
      "valueBoolean": true
    }, {
      "url": "http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-relationshipKind",
      "valueCode": "Specializes"
    }, {
      "url": "http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-inverseName",
      "valueString": "Generalizes"
    } ],
    "description": "The child code is a more narrow version of the concept represented by the parent code.  I.e. Every child concept is also a valid parent concept.  Used to allow determination of subsumption.  Must be transitive, irreflexive, antisymmetric."
  }, {
    "code": "Generalizes",
    "type": "Coding",
    "extension": [ {
      "url": "http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-symmetry",
      "valueCode": "antisymmetric"
    }, {
      "url": "http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-transitivity",
      "valueCode": "transitive"
    }, {
      "url": "http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-reflexivity",
      "valueCode": "irreflexive"
    }, {
      "url": "http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-isNavigable",
      "valueBoolean": true
    }, {
      "url": "http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-relationshipKind",
      "valueCode": "Generalizes"
    }, {
      "url": "http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-inverseName",
      "valueString": "Specializes"
    } ],
    "description": "Inverse of Specializes.  Only included as a derived relationship."
  }, {
    "uri": "http://terminology.hl7.org/CodeSystem/utg-concept-properties#v3-internal-id",
    "code": "internalId",
    "type": "code",
    "description": "The internal identifier for the concept in the HL7 Access database repository."
  }, {
    "uri": "http://terminology.hl7.org/CodeSystem/utg-concept-properties#v3-how-applies",
    "code": "howApplies",
    "type": "string",
    "description": "Haven't a clue!"
  }, {
    "uri": "http://hl7.org/fhir/concept-properties#status",
    "code": "status",
    "type": "code",
    "description": "Designation of a concept's state. Normally is not populated unless the state is retired."
  } ],
  "name": "CompressionAlgorithm",
  "type": null,
  "experimental": "false",
  "resourceType": "CodeSystem",
  "title": "CompressionAlgorithm",
  "package_version": "5.3.0",
  "status": "active",
  "language": "en",
  "hierarchyMeaning": "is-a",
  "id": "791367bd-d36d-4b95-b3c9-f2f2424603c9",
  "kind": null,
  "url": "http://terminology.hl7.org/CodeSystem/v3-CompressionAlgorithm",
  "identifier": [ {
    "value": "urn:oid:2.16.840.1.113883.5.1009",
    "system": "urn:ietf:rfc:3986"
  } ],
  "concept": [ {
    "code": "BZ",
    "display": "bzip",
    "property": [ {
      "code": "status",
      "valueCode": "active"
    }, {
      "code": "internalId",
      "valueCode": "23535"
    } ],
    "definition": "bzip-2 compression format. See \\[http://www.bzip.org/\\] for more information."
  }, {
    "code": "DF",
    "display": "deflate",
    "property": [ {
      "code": "status",
      "valueCode": "active"
    }, {
      "code": "internalId",
      "valueCode": "10621"
    }, {
      "code": "howApplies",
      "valueString": "mandatory"
    } ],
    "definition": "The deflate compressed data format as specified in RFC 1951 \\[http://www.ietf.org/rfc/rfc1951.txt\\]."
  }, {
    "code": "GZ",
    "display": "gzip",
    "property": [ {
      "code": "status",
      "valueCode": "active"
    }, {
      "code": "internalId",
      "valueCode": "10622"
    }, {
      "code": "howApplies",
      "valueString": "other"
    } ],
    "definition": "A compressed data format that is compatible with the widely used GZIP utility as specified in RFC 1952 \\[http://www.ietf.org/rfc/rfc1952.txt\\] (uses the deflate algorithm)."
  }, {
    "code": "Z",
    "display": "compress",
    "property": [ {
      "code": "status",
      "valueCode": "active"
    }, {
      "code": "internalId",
      "valueCode": "10624"
    }, {
      "code": "howApplies",
      "valueString": "deprecated"
    } ],
    "definition": "Original UNIX compress algorithm and file format using the LZC algorithm (a variant of LZW). Patent encumbered and less efficient than deflate."
  }, {
    "code": "Z7",
    "display": "Z7",
    "property": [ {
      "code": "status",
      "valueCode": "active"
    }, {
      "code": "internalId",
      "valueCode": "23536"
    } ],
    "definition": "7z compression file format. See \\[http://www.7-zip.org/7z.html\\] for more information."
  }, {
    "code": "ZL",
    "display": "zlib",
    "property": [ {
      "code": "status",
      "valueCode": "active"
    }, {
      "code": "internalId",
      "valueCode": "10623"
    }, {
      "code": "howApplies",
      "valueString": "other"
    } ],
    "definition": "A compressed data format that also uses the deflate algorithm. Specified as RFC 1950 \\[http://www.ietf.org/rfc/rfc1952.txt\\]"
  } ],
  "caseSensitive": true,
  "version": "2.1.1",
  "contact": [ {
    "name": "Health Level Seven"
  } ]
}