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
Vaccines | Free Full-Text | Is Booster Dose Strategy Sufficient for Omicron Variant of SARS-CoV-2?
Effectiveness of COVID-19 booster vaccines against COVID-19-related symptoms, hospitalization and death in England | Nature Medicine
The effectiveness of a bivalent COVID-19 mRNA booster dose against hospitalization
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
COVID-19 vaccine breakthrough infections | Science
Study: COVID booster effectiveness wanes but remains strong | AP News
Effectiveness of Bivalent Boosters against Severe Omicron Infection | NEJM
What We Know So Far About Waning Vaccine Effectiveness - The New York Times
Cohort study of Covid-19 vaccine effectiveness among healthcare workers in Finland, December 2020 - October 2021 - ScienceDirect
Effectiveness of a third dose of the BNT162b2 mRNA COVID-19 vaccine for preventing severe outcomes in Israel: an observational study - The Lancet
Covid booster vaccines effective against severe illness from omicron, CDC says
Covid booster doses will be offered to over-40s - BBC News
Effectiveness of COVID-19 booster vaccination strategies in partially vaccinated populations
Covid-19 vaccine booster effectiveness wanes after four months but still offers protection, study finds | CNN
Q&A: What to Know About Waning Vaccine Effectiveness and Booster Shots | UVA Today
Effectiveness of Bivalent mRNA Vaccines in Preventing Symptomatic SARS-CoV-2 Infection — Increasing Community Access to Testing Program, United States, September–November 2022 | MMWR
COVID-19 Booster Effectiveness Remained High During Omicron Surge > TRICARE Newsroom > Market News
Comparative Effectiveness of Pfizer and Moderna COVID-19 Vaccines for Boosting | Bennett Institute for Applied Data Science
Covid-19 booster shots will be available in mid-September, upon FDA approval, for those who got Pfizer and Moderna shots – Kentucky Health News
Study: COVID-19 booster shots less effective after 4 months but still provides protection - YouTube
Study confirms effectiveness of COVID-19 booster vaccinations - Mayo Clinic News Network
CDC: COVID-19 Booster Effectiveness Wanes After Four Months | The Scientist Magazine®
Effectiveness of primary series and booster vaccination against SARS-CoV-2 infection and hospitalisation among adolescents aged 12–17 years in Singapore: a national cohort study - The Lancet Infectious Diseases
