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    Packages
    hl7.fhir.us.pq@cmc-fda-1.0.0
    http://hl7.org/fhir/us/pq-cmc-fda/StructureDefinition/pq-hierarchical-level-extension
description: 'Numeric level in the hierarchical value-set. As an example, this extension is used to distinguished between Test Category | Test Subcategory in Quality Specifications. Test Category is level 1 and Test Subcategory is level two. A constraint enforces values greater than zero. '
package_name: hl7.fhir.us.pq
derivation: constraint
name: HierarchicalLevelExtension
type: Extension
elements:
  extension: {index: 0}
  url:
    pattern: {type: Uri, value: 'http://hl7.org/fhir/us/pq-cmc-fda/StructureDefinition/pq-hierarchical-level-extension'}
    index: 1
  value:
    short: TestCategory  Level
    mustSupport: true
    choices: [valuePositiveInt]
    index: 3
  valuePositiveInt: {type: positiveInt, short: TestCategory  Level, mustSupport: true, choiceOf: value, index: 4}
package_version: cmc-fda-1.0.0
extensions: {}
class: extension
kind: complex-type
url: http://hl7.org/fhir/us/pq-cmc-fda/StructureDefinition/pq-hierarchical-level-extension
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 1.0.0
required: [valuePositiveInt, value]