Pfizer and BioNTech’s two-dose COVID-19 vaccine provided very little protection for children aged 5 to 11 during the wave of omicron infection in New York, according to a study published on Monday (Feb. 28). The study has not yet undergone peer review. The New York State Department of Health found that the effectiveness of Pfizer’s … Continue reading Pfizer COVID-19 Vaccine Was Just 12% Effective Against Omicron in Kids Ages 5 to 11, Study Finds