Evaluation of Immunogenicity and Safety of Combined Immunization of COVID-19 Vaccine (Produced in Beijing) and PPV23 / IIV4
Conditions
- Influenza, Human
- Pneumonia, Pneumococcal
- Covid19
Interventions
- BIOLOGICAL: COVAX+IIV4; COVAX+PPV23
- BIOLOGICAL: COVAX only (1st and 2nd dose)
- BIOLOGICAL: IIV4 for the 1st dose and PPV23 for the 2nd dose
Sponsor
China National Biotec Group Company Limited
Collaborators
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