description: Allows an observation to be expressed about any resource.
package_name: hl7.fhir.uv.genomics-reporting
derivation: constraint
name: Focus
type: Extension
elements:
  url:
    pattern: {type: Uri, value: 'http://hl7.org/fhir/uv/genomics-reporting/StructureDefinition/obs-focus'}
    index: 0
  valueReference: {type: Reference, index: 1}
package_version: 0.1.0
class: extension
kind: complex-type
url: http://hl7.org/fhir/uv/genomics-reporting/StructureDefinition/obs-focus
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 2018may