Special Investigation of COMIRNATY in the Population With Underlying Diseases
Clinical trial NCT04880447 · COMPLETED
Trial details
- NCT number
- NCT04880447
- Sponsor
- Pfizer
- Status
- COMPLETED
- Study type
- OBSERVATIONAL
- Start date
- 2021-05-26
- Primary completion
- 2022-04-14
- Enrollment
- 1075
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