Medical Masks vs N95 Respirators for COVID-19
Clinical trial NCT04296643 · COMPLETED
Trial details
- NCT number
- NCT04296643
- Sponsor
- McMaster University
- Status
- COMPLETED
- Phase
- Phase 4
- Study type
- INTERVENTIONAL
- Start date
- 2020-03-01
- Primary completion
- 2022-06-01
- Enrollment
- 1009
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