Humoral response to SARS-CoV-2 as measured by neutralizing antibodies using wild-type virus assay;Incidence and severity of adverse events (AEs), including withdrawals due to safety or tolerability reasons;Number of participants with solicited local and systemic adverse events for 7 days Following Each Dose

Humoral response to SARS-CoV-2 as measured by neutralizing antibodies using wild-type virus assay;Incidence and severity of adverse events (AEs), including withdrawals due to safety or tolerability reasons;Number of participants with solicited local and systemic adverse events for 7 days Following Each Dose