Study on Sequential Immunization of Omicron Inactivated COVID-19 Vaccine and Prototype Inactivated COVID-19 Vaccine in Population Aged 18 Years Old and Above
Conditions
Interventions
- BIOLOGICAL: Omicron COVID-19 Vaccine (Vero Cell), Inactivated
- BIOLOGICAL: COVID-19 Vaccine (Vero Cell), Inactivated
Sponsor
China National Biotec Group Company Limited
Collaborators
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