Study on Sequential Immunization of Inactivated COVID-19 Vaccine and Recombinant COVID-19 Vaccine (Ad5 Vector) in Elderly Adults
Clinical trial NCT04952727 · COMPLETED
Trial details
- NCT number
- NCT04952727
- Sponsor
- Jiangsu Province Centers for Disease Control and Prevention
- Status
- COMPLETED
- Phase
- Phase 4
- Study type
- INTERVENTIONAL
- Start date
- 2021-08-26
- Primary completion
- 2021-11-26
- Enrollment
- 300
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