Covid booster vaccines effective against severe illness from omicron, CDC says
Covid booster doses will be offered to over-40s - BBC News
Effectiveness of Bivalent mRNA Vaccines in Preventing Symptomatic SARS-CoV-2 Infection — Increasing Community Access to Testing Program, United States, September–November 2022 | MMWR
Boosters wane but showed protection against hospitalization during omicron, CDC study says - The Washington Post
BioNTech SE on X: "95.6% relative vaccine efficacy against #Covid19 after a booster shot with our #mRNA vaccine, during a period when Delta was the prevalent strain. These are the first efficacy
Cohort study of Covid-19 vaccine effectiveness among healthcare workers in Finland, December 2020 - October 2021 - ScienceDirect
Study: COVID booster effectiveness wanes but remains strong | AP News
Effectiveness of mRNA BNT162b2 COVID-19 vaccine up to 6 months in a large integrated health system in the USA: a retrospective cohort study - The Lancet
What We Know So Far About Waning Vaccine Effectiveness - The New York Times
COVID-19 mRNA booster provides additional protection, most beneficial for older adults
What You Need to Know about the COVID-19 Booster | NorthShore
Rollout Strategy for the Pfizer-BioNTech COVID-19 Vaccine in Ontario - Ontario COVID-19 Science Advisory Table
COVID-19 Vaccines and Booster Shots: Which Combination is Most Effective? - Homage
Potentially breaking the COVID-19 stalemate with variant booster, bivalent or polyvalent vaccines
COVID-19 vaccine breakthrough infections | Science
Single-dose administration and the influence of the timing of the booster dose on immunogenicity and efficacy of ChAdOx1 nCoV-19 (AZD1222) vaccine: a pooled analysis of four randomised trials - The Lancet
Covid-19 Vaccine Boosters' Mix-and-Match Efficacy - WSJ
Vaccines | Free Full-Text | The Four Ws of the Fourth Dose COVID-19 Vaccines: Why, Who, When and What
Effectiveness of a COVID-19 Additional Primary or Booster Vaccine Dose in Preventing SARS-CoV-2 Infection Among Nursing Home Residents During Widespread Circulation of the Omicron Variant — United States, February 14–March 27, 2022 | MMWR
Boosting immunity to Omicron | Nature Medicine
Israel hopes boosters can avert new lockdown as Covid vaccine efficacy fades
A Bivalent Omicron-Containing Booster Vaccine against Covid-19 | NEJM
Effectiveness of COVID-19 booster vaccination strategies in partially vaccinated populations
Covid booster vaccines effective against severe illness from omicron, CDC says
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
