A Study of mRNA-1283 Injection Compared With mRNA-1273 Injection in Participants ≥12 Years of Age to Prevent COVID-19
Conditions
Interventions
- BIOLOGICAL: mRNA-1283.222
- BIOLOGICAL: mRNA-1273.222
- BIOLOGICAL: mRNA-1283.815
- BIOLOGICAL: mRNA-1273.815
Sponsor
ModernaTX, Inc.