1,980
Participants
Start Date
January 15, 2020
Primary Completion Date
September 14, 2021
Study Completion Date
September 14, 2021
0.5ml Quadrivalent influenza vaccine
The inactivated split virion vaccines contained 15 μg of each hemagglutinin antigen of influenza A/H1N1, A/H3N2, B/Victoria and B/Yamagata strains
0.25ml Quadrivalent influenza vaccine
The inactivated split virion vaccines contained 7.5 μg of each hemagglutinin antigen of influenza A/H1N1, A/H3N2, B/Victoria and B/Yamagata strains
0.25ml Trivalent influenza vaccine(B/V)
The inactivated split virion vaccines contained 7.5 μg of each hemagglutinin antigen of influenza A/H1N1, A/H3N2 and B/Victoria strains
0.25ml Trivalent influenza vaccine(B/Y)
The inactivated split virion vaccines contained 7.5 μg of each hemagglutinin antigen of influenza A/H1N1, A/H3N2 and B/Yamagata strains
Henan Provincial Center for Disease Control and Prevention, Shangqiu
Shanghai Institute Of Biological Products
INDUSTRY