medication_dispense_references table contains normalized references from the medication dispense to other entities. It supports the following reference properties:
- medication_reference (required): links to the medication that was dispensed
- subject (required): links to the patient who received the medication
- performer.actor: links to practitioners who performed the dispensing
- location: links to the location where the medication was dispensed
- medication_dispense_id
- patient_id
- medication_id

