To assess the humoral immunogenicity of the SARS-Cov-2 vaccination, the outcome of ELISA test and neutralization test will be analyzed one month after the second vaccination. Therefore, the number of subjects with positive seroconversion rate against SARS-CoV-2 will be evaluated.

To assess the humoral immunogenicity of the SARS-Cov-2 vaccination, the outcome of ELISA test and neutralization test will be analyzed one month after the second vaccination. Therefore, the number of subjects with positive seroconversion rate against SARS-CoV-2 will be evaluated.