![Pfizer, BioNTech say bivalent COVID-19 booster shot performs better against BA.5 omicron subvariant - ABC News Pfizer, BioNTech say bivalent COVID-19 booster shot performs better against BA.5 omicron subvariant - ABC News](https://s.abcnews.com/images/Health/pfizer-biontech-bivalent-booster-file-rt-221_hpMain_20221104-050026_16x9_1600.jpg)
Pfizer, BioNTech say bivalent COVID-19 booster shot performs better against BA.5 omicron subvariant - ABC News
![Omicron boosters: Do I need another COVID-19 shot, and when? | COVID | Prevention | UT Southwestern Medical Center Omicron boosters: Do I need another COVID-19 shot, and when? | COVID | Prevention | UT Southwestern Medical Center](https://s3-us-west-2.amazonaws.com/utsw-patientcare-web-production/original_images/Omicron_booster_copy.jpg)
Omicron boosters: Do I need another COVID-19 shot, and when? | COVID | Prevention | UT Southwestern Medical Center
![Vaccines | Free Full-Text | Vaccine Confidence and Uptake of the Omicron Bivalent Booster in Tennessee: Implications for Vulnerable Populations Vaccines | Free Full-Text | Vaccine Confidence and Uptake of the Omicron Bivalent Booster in Tennessee: Implications for Vulnerable Populations](https://pub.mdpi-res.com/vaccines/vaccines-11-00906/article_deploy/html/images/vaccines-11-00906-g001-550.jpg?1682593767)
Vaccines | Free Full-Text | Vaccine Confidence and Uptake of the Omicron Bivalent Booster in Tennessee: Implications for Vulnerable Populations
![Por qué la tercera dosis de la vacuna contra la COVID-19 es fundamental contra Ómicron | National Geographic Por qué la tercera dosis de la vacuna contra la COVID-19 es fundamental contra Ómicron | National Geographic](https://static.nationalgeographic.es/files/styles/image_3200/public/ngscience-2112-omicron-protection_primary_ai2html_fallback.jpg?w=1900&h=3188)