Assocation Between In-person Instruction and COVID-19 Risk
Clinical trial NCT04529421 · COMPLETED
Trial details
- NCT number
- NCT04529421
- Sponsor
- Oslo Metropolitan University
- Status
- COMPLETED
- Study type
- OBSERVATIONAL
- Start date
- 2020-09-04
- Primary completion
- 2020-12-31
- Enrollment
- 26754
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