ABC NewsPfizer, BioNTech say bivalent COVID-19 booster shot performs better against BA.5 omicron subvariantNov 4, 2022Sony Salzman, Morgan Winsor & Eric M. StraussBy Sony Salzman, Morgan Winsor & Eric M. Straussmore_vert
CNNPfizer/BioNTech say updated Covid-19 booster generates 'substantially higher' protection against Omicron subvariants than original vaccineNov 4, 2022Jen ChristensenBy Jen Christensenmore_vert
Miami HeraldCOVID booster may lower protection against omicron reinfection, study finds. Here’s whyNov 4, 2022Julia MarninBy Julia Marninmore_vert
The New York TimesNew Booster Shot Targets Covid Variants More Effectively, Pfizer Says (Published 2022)Nov 4, 2022Sharon LaFraniereBy Sharon LaFranieremore_vert
HealthlineWhy the New COVID-19 Booster Was Authorized Before Testing on PeopleNov 4, 2022Shawn RadcliffeBy Shawn Radcliffemore_vert