A PhaseⅡ Study to Evaluate the Safety and Immunogenicity of COVID-19 Vaccine
Conditions
Interventions
- BIOLOGICAL: COVID-19 mRNA Vaccine (ZSVG-02-O)
- BIOLOGICAL: COVID-19 mRNA Vaccine (ZSVG-02-O)
- BIOLOGICAL: COVID-19 Vaccine (Vero Cell) ,Inactivated
Sponsor
CNBG-Virogin Biotech (Shanghai) Ltd.