DiagnosticReport.performer 
Indicates who or what participated in producing the report.
= Must Support, = Is Modifier, = QiCore defined extension
| Field | Card. | Type | Description |
|---|---|---|---|
| actor | 1..1 | Practitioner | Organization | The reference to the practitioner or organization involved in producing the report. For example, the diagnostic service that is responsible for issuing the report. |