inclusion criteria: * investigator assessment that participant understands and is willing and physically able to comply with protocol-mandated follow-up, including all procedures. * body mass index of 18 to 35 kilograms/square meter (kg/m\^2) (inclusive) at the screening visit(s). * for female participants of childbearing potential: negative pregnancy test, adequate contraception or has abstained from all activities that could result in pregnancy for at least 28 days prior to day 1, agreement to continue adequate contraception or abstinence through 3 months following the vaccination, and not currently breastfeeding. * fully vaccinated for covid-19 with an approved primary series according to the locally authorized or approved regimen. the most recent covid-19 vaccine (primary series or booster) must be ≥120 days before (or less per local guidance) day 1.

inclusion criteria: * investigator assessment that participant understands and is willing and physically able to comply with protocol-mandated follow-up, including all procedures. * body mass index of 18 to 35 kilograms/square meter (kg/m\^2) (inclusive) at the screening visit(s). * for female participants of childbearing potential: negative pregnancy test, adequate contraception or has abstained from all activities that could result in pregnancy for at least 28 days prior to day 1, agreement to continue adequate contraception or abstinence through 3 months following the vaccination, and not currently breastfeeding. * fully vaccinated for covid-19 with an approved primary series according to the locally authorized or approved regimen. the most recent covid-19 vaccine (primary series or booster) must be ≥120 days before (or less per local guidance) day 1.

inclusion criteria: investigator assessment that participant understands and is willing and physically able to comply with protocol-mandated follow-up, including all procedures. body mass index of 18 to 35 kilograms/square meter (kg/m^2) (inclusive) at the screening visit(s). for female participants of childbearing potential: negative pregnancy test, adequate contraception or has abstained from all activities that could result in pregnancy for at least 28 days prior to day 1, agreement to continue adequate contraception or abstinence through 3 months following the vaccination, and not currently breastfeeding. fully vaccinated for covid-19 with an approved primary series according to the locally authorized or approved regimen. the most recent covid-19 vaccine (primary series or booster) must be ≥120 days before (or less per local guidance) day 1.

inclusion criteria: investigator assessment that participant understands and is willing and physically able to comply with protocol-mandated follow-up, including all procedures. body mass index of 18 to 35 kilograms/square meter (kg/m^2) (inclusive) at the screening visit(s). for female participants of childbearing potential: negative pregnancy test, adequate contraception or has abstained from all activities that could result in pregnancy for at least 28 days prior to day 1, agreement to continue adequate contraception or abstinence through 3 months following the vaccination, and not currently breastfeeding. fully vaccinated for covid-19 with an approved primary series according to the locally authorized or approved regimen. the most recent covid-19 vaccine (primary series or booster) must be ≥120 days before (or less per local guidance) day 1.