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
Pfizer/BioNTech COVID-19 booster dose demonstrates high efficacy
Rollout Strategy for the Pfizer-BioNTech COVID-19 Vaccine in Ontario - Ontario COVID-19 Science Advisory Table
Effectiveness of COVID-19 booster vaccination strategies in partially vaccinated populations
COVID-19 vaccine breakthrough infections | Science
After Three Months, Sinovac Vaccine Only 28% Effective Against ICU Admission - CodeBlue
COVID-19 mRNA booster provides additional protection, most beneficial for older adults
Effectiveness of Bivalent mRNA Vaccines in Preventing Symptomatic SARS-CoV-2 Infection — Increasing Community Access to Testing Program, United States, September–November 2022 | MMWR
Efficacy of a Fourth Dose of Covid-19 mRNA Vaccine against Omicron | NEJM
Boosting immunity to COVID-19 vaccines | Nature Medicine
Vaccines | Free Full-Text | The Four Ws of the Fourth Dose COVID-19 Vaccines: Why, Who, When and What
Safety and Efficacy of a Third Dose of BNT162b2 Covid-19 Vaccine | NEJM
Effectiveness of a third dose of BNT162b2 mRNA COVID-19 vaccine in a large US health system: A retrospective cohort study - The Lancet Regional Health – Americas
Testing fractional doses of COVID-19 vaccines | PNAS
Khairy Jamaluddin 🇲🇾🌺 on X: "Real world data from Chile has shown significant increase in vaccine effectiveness after a booster for people who took Sinovac for their primary series. Biggest boost came
Vaccines | Free Full-Text | Is Booster Dose Strategy Sufficient for Omicron Variant of SARS-CoV-2?
COVID-19 Vaccines and Booster Shots: Which Combination is Most Effective? - Homage Malaysia
A Bivalent Omicron-Containing Booster Vaccine against Covid-19 | NEJM
Covid booster vaccines effective against severe illness from omicron, CDC says
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
COVID-19 Vaccine: Booster Dose | Pantai Hospitals - Pantai Malaysia
What We Know So Far About Waning Vaccine Effectiveness - The New York Times
Early Estimates of Bivalent mRNA Booster Dose Vaccine Effectiveness in Preventing Symptomatic SARS-CoV-2 Infection Attributable to Omicron BA.5– and XBB/XBB.1.5–Related Sublineages Among Immunocompetent Adults — Increasing Community Access to Testing ...
Effectiveness of a third dose of the BNT162b2 mRNA COVID-19 vaccine for preventing severe outcomes in Israel: an observational study - The Lancet
Safety and efficacy of the ChAdOx1 nCoV-19 vaccine (AZD1222) against SARS-CoV-2: an interim analysis of four randomised controlled trials in Brazil, South Africa, and the UK - The Lancet
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
What We Know So Far About Waning Vaccine Effectiveness - The New York Times
