Comparative vaccine effectiveness against severe COVID-19 over time in US hospital administrative data: a case-control study - The Lancet Respiratory Medicine
Chart Shows How Fast COVID Booster Shot Protection Kicks in
Are COVID-19 vaccine boosters needed? | Virology Blog
Why don't COVID-19 vaccines last longer? | World Economic Forum
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
Why do Covid boosters offer greater protection against Omicron?
Coronavirus (COVID-19) Update: FDA Shortens Interval for Booster Dose of Moderna COVID-19 Vaccine to Five Months | FDA
Boosting with updated COVID-19 mRNA vaccines | Nature Medicine
Protection duration after vaccination or infection, and efficacy of a third dose by vaccination or booster by infection – Swiss National COVID-19 Science Task Force
Effectiveness of Up-to-Date COVID-19 Vaccination in Preventing SARS-CoV-2 Infection Among Nursing Home Residents — United States, November 20, 2022–January 8, 2023 | MMWR
Boosting immunity to COVID-19 vaccines | Nature Medicine
Booster and Additional Primary Dose COVID-19 Vaccinations Among Adults Aged ≥65 Years — United States, August 13, 2021–November 19, 2021 | MMWR
Israel hopes boosters can avert new lockdown as Covid vaccine efficacy fades
Effectiveness of COVID-19 booster vaccination strategies in partially vaccinated populations
What We Know So Far About Waning Vaccine Effectiveness - The New York Times
Booster needed to neutralize the fast-spreading variant | World Economic Forum
Comparative effectiveness of bivalent BA.4-5 and BA.1 mRNA booster vaccines among adults aged ≥50 years in Nordic countries: nationwide cohort study | The BMJ
What We Know So Far About Waning Vaccine Effectiveness - The New York Times
A Bivalent Omicron-Containing Booster Vaccine against Covid-19 | NEJM
COVID-19 vaccine surveillance report: week 44
Vaccines | Free Full-Text | Is Booster Dose Strategy Sufficient for Omicron Variant of SARS-CoV-2?
Coronavirus (COVID-19) Update: FDA Takes Multiple Actions to Expand Use of Pfizer-BioNTech COVID-19 Vaccine | FDA
