New Pfizer study to test omicron-specific vaccine | PBS NewsHour
Severity of omicron variant of concern and effectiveness of vaccine boosters against symptomatic disease in Scotland (EAVE II): a national cohort study with nested test-negative design - The Lancet Infectious Diseases
FDA vaccine advisers 'disappointed' and 'angry' that early data about new Covid-19 booster shot wasn't presented for review last year | CNN
A Bivalent Omicron-Containing Booster Vaccine against Covid-19 | NEJM
Pfizer asks FDA for approval to expand omicron booster to 5- to 11-year-olds | PBS NewsHour
U.S. Study Suggests Vaccines May Be Ineffective Against Omicron Without Booster | PHERN
Significant increase' in protection vs Omicron from mRNA boosters, study says | Reuters
Pfizer says its booster shot can protect against Omicron - POLITICO
Pfizer Lab Tests Show Booster Needed Against Omicron | Hartford Hospital | Hartford, CT
Study shows Pfizer-BioNTech booster protects over 65s against Delta and Omicron
Pfizer Covid Vaccine Protects Against Omicron Sublineages BA.4 and BA.5: Study - Bloomberg
New Covid booster shots don't protect better against omicron BA.5, studies find
Pfizer says its COVID shots are 73 percent effective in children under 5 | PBS NewsHour
Covid booster vaccines effective against severe illness from omicron, CDC says
Pfizer Says Its Booster Is Effective Against Omicron - The New York Times
Studies suggest Pfizer shot may protect only partially against Omicron | Reuters
Pfizer-BioNTech Covid-19 shot loses power against Omicron variant
U.S. study suggests vaccines may be ineffective against Omicron without booster | Reuters
Pfizer says COVID booster offers protection against omicron | AP News
Pfizer, BioNTech find updated COVID booster protects against Omicron in trial | Reuters
No Omicron immunity without booster, study finds — Harvard Gazette
FDA sees limits to omicron-booster studies from Columbia, Harvard
Pfizer study says updated COVID boosters rev up protection | AP News
Pfizer says its tweaked COVID-19 shots boost omicron protection : NPR
