COVID-19 Vaccine Study inCOVID-19 Vaccine Study inKidssevere COVID-19 cases.Findings show Pfizer vaccine reducesPublic and Global HealthVaccine Effectiveness in Children During COVID-19Study reveals Pfizer-BioNTech vaccine helps protect children from COVID-19.2025-10-22T03:23:00+00:00 ― 5 min read