A Clinical Trial to Evaluate the Recombinant SARS-CoV-2 Vaccine (CHO Cell) for COVID-19
Conditions
Interventions
- BIOLOGICAL: low-dose Recombinant SARS-CoV-2 Vaccine (CHO cell)
- BIOLOGICAL: high-dose Recombinant SARS-CoV-2 Vaccine (CHO cell)
- BIOLOGICAL: placebo
Sponsor
National Vaccine and Serum Institute, China
Collaborators
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