US: Pfizer COVID-19 shot appears effective for kids under 5

Federal health officials said Sunday that kid-sized doses of Pfizer's COVID-19 vaccines appear to be safe and effective for kids under 5, a key step toward a long-awaited decision to begin vaccinating the youngest American children.

source https://medicalxpress.com/news/2022-06-pfizer-covid-shot-effective-kids.html