Phase Ia Clinical Trial of Group ACYW135X Meningococcal Conjugate Vaccine
Conditions
Interventions
- BIOLOGICAL: high-dose Group ACYW135X Meningococcal Conjugate Vaccine
- BIOLOGICAL: medium-dose Group ACYW135X Meningococcal Conjugate Vaccine
- BIOLOGICAL: low-dose Group ACYW135X Meningococcal Conjugate Vaccine
- BIOLOGICAL: Group ACYW135 Meningococcal Conjugate Vaccine (CRM197)
- BIOLOGICAL: Placebo
Sponsor
Sinovac Life Sciences Co., Ltd.