description: Consumers of the value set and the implementations, projects or standards that the author has utilized the value set in.
package_name: hl7.fhir.r3.core
derivation: constraint
name: usage
type: Extension
elements:
  extension:
    isModifier: false
    short: A consumer of or client for the value set
    type: Extension
    index: 0
    slicing:
      slices:
        user:
          match: {}
          schema:
            isModifier: false
            short: A consumer of or client for the value set
            type: Extension
            _required: true
            index: 0
            extensions: {}
            elements:
              extension: {index: 1}
              url:
                type: uri
                pattern: {type: Uri, value: user}
                index: 2
              valueString: {type: string, index: 3}
        use:
          match: {}
          schema:
            isModifier: false
            short: Implementation/project/standard that uses value set
            type: Extension
            _required: true
            index: 4
            extensions: {}
            elements:
              extension: {index: 5}
              url:
                type: uri
                pattern: {type: Uri, value: use}
                index: 6
              valueString: {type: string, index: 7}
  url:
    type: uri
    pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/codesystem-usage'}
    index: 8
  value:
    choices: []
    index: 10
package_version: 3.0.2
extensions:
  user:
    url: null
    isModifier: false
    short: A consumer of or client for the value set
    type: Extension
    _required: true
    index: 0
    extensions: {}
    elements:
      extension: {index: 1}
      url:
        type: uri
        pattern: {type: Uri, value: user}
        index: 2
      valueString: {type: string, index: 3}
  use:
    url: null
    isModifier: false
    short: Implementation/project/standard that uses value set
    type: Extension
    _required: true
    index: 4
    extensions: {}
    elements:
      extension: {index: 5}
      url:
        type: uri
        pattern: {type: Uri, value: use}
        index: 6
      valueString: {type: string, index: 7}
class: extension
kind: complex-type
url: http://hl7.org/fhir/StructureDefinition/codesystem-usage
base: http://hl7.org/fhir/StructureDefinition/Extension
version: null
required: [extension]