A Clinical Study on Immunogenicity Persistence of Adsorbed 5-component Acellular Pertussis, Diphtheria and Tetanus Combined Vaccine
Conditions
- Diphtheria
- Tetanus
- Pertussis
Interventions
- OTHER: Previously received the Tdcp vaccine at age 18 and older
- OTHER: Previously received the Tdcp vaccine at age 12-17
- OTHER: Previously received the Tdcp vaccine at age 6-11
- OTHER: Previously received the DT vaccine at age 6-11
Sponsor
CanSino Biologics Inc.