COVID-19: The Effectiveness of Free Face Mask Distribution
Clinical trial NCT04866589 · COMPLETED
Trial details
- NCT number
- NCT04866589
- Sponsor
- Norwegian Institute of Public Health
- Status
- COMPLETED
- Phase
- Not Applicable
- Study type
- INTERVENTIONAL
- Start date
- 2021-05-03
- Primary completion
- 2021-05-21
- Enrollment
- 9
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