1. Adverse Event Management Team, Immunization Safety Group, COVID-19 Vaccination Task Force, Korea Disease Control and Prevention Agency, Cheongju-si, South Korea
2. Adverse Event Investigation Team, Immunization Safety Group, COVID-19 Vaccination Task Force, Korea Disease Control and Prevention Agency, Cheongju-si, South Korea
3. Immunization Safety Group, COVID-19 Vaccination Task Force, Korea Disease Control and Prevention Agency, Cheongju-si, South Korea