Frequency of vaccine-related reactogenicity events During inpatient stage [clinicaltrials_resource:e49f3075699a40988b4185739eda67ea]

Participants will receive 0.5 mL of vaccine intranasally via an Accuspray device (0.25 mL in each nostril)

Frequency of vaccine-related reactogenicity events During inpatient stage [clinicaltrials_resource:e49f3075699a40988b4185739eda67ea]

Participants will receive 0.5 mL of vaccine intranasally via an Accuspray device (0.25 mL in each nostril)