1. Frequency and severity of solicited local and systemic reactogenicity AEs for 7 days following vaccination.2. Frequency and severity of unsolicited AEs until 28 days after vaccination.3. GMT of neutralizing antibodies against SARS-CoV-2 up to 4 weeks after vaccination.4. SRR of neutralizing antibodies against SARS-CoV-2 at 4 weeks after vaccination.

1. Frequency and severity of solicited local and systemic reactogenicity AEs for 7 days following vaccination.2. Frequency and severity of unsolicited AEs until 28 days after vaccination.3. GMT of neutralizing antibodies against SARS-CoV-2 up to 4 weeks after vaccination.4. SRR of neutralizing antibodies against SARS-CoV-2 at 4 weeks after vaccination.