Study on Combined Vaccination With Quadrivalent Influenza Vaccine and 23-valent Pneumococcal Polysaccharide Vaccine
Conditions
Interventions
- BIOLOGICAL: Combined vaccination with quadrivalent influenza vaccine and 23-valent pneumococcal polysaccharide vaccine
- BIOLOGICAL: Separate vaccination with quadrivalent influenza vaccine and 23-valent pneumococcal polysaccharide vaccine
Sponsor
Sinovac Biotech Co., Ltd