description: This observation replaces a previous observation (i.e. a revised value).
package_name: hl7.fhir.core
derivation: constraint
name: replaces
type: Extension
elements:
  extension: {index: 0}
  url:
    type: uri
    pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/observation-replaces'}
    index: 1
  valueReference:
    type: Reference
    refers: ['http://hl7.org/fhir/StructureDefinition/Observation']
    index: 2
package_version: 3.5.0
extensions: {}
class: extension
kind: complex-type
url: http://hl7.org/fhir/StructureDefinition/observation-replaces
base: http://hl7.org/fhir/StructureDefinition/Extension
version: null