Nationwide Utilization of Danish Government Electronic Letter System for Confirming the Effectiveness of Behavioral Nudges in Increasing InFLUenza Vaccine Uptake Among Older Adults
Clinical trial NCT06030726 · COMPLETED
Trial details
- NCT number
- NCT06030726
- Sponsor
- Tor Biering-Sørensen
- Status
- COMPLETED
- Phase
- Not Applicable
- Study type
- INTERVENTIONAL
- Start date
- 2023-09-14
- Primary completion
- 2024-01-01
- Enrollment
- 881373
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