Pfizer-BioNTech Three-Dose COVID-19 Vaccine Regimen 80% Effective In Children Under Five Years, Preliminary Data Show

The Washington Post (5/23, A1, Johnson, McGinley) reports Pfizer and BioNTech “said Monday that an early analysis showed their three-dose coronavirus vaccine regimen triggered a strong immune response in younger children, proving 80 percent effective at p...