Vaccine efficacy against severe COVID-19 in relation to delta variant (B.1.617.2) and time since second dose in patients in Scotland (REACT-SCOT): a case-control study - The Lancet Respiratory Medicine
Protection against SARS-CoV-2 after Covid-19 Vaccination and Previous Infection | NEJM
Boosting immunity to COVID-19 vaccines | Nature Medicine
Chart Shows How Fast COVID Booster Shot Protection Kicks in
New Omicron-specific vaccines offer similar protection to existing boosters
Should I get my COVID vaccine booster? Yes, it increases protection against COVID, including Omicron
Lincolnshire COVID vaccination programme extended to support everyone aged 18 and over to have their booster before New Year | West Lindsey District Council
So you got the J&J vaccine? Here's what you should know about the delta variant, boosters, and more | AAMC
Effectiveness of Bivalent mRNA Vaccines in Preventing Symptomatic SARS-CoV-2 Infection — Increasing Community Access to Testing Program, United States, September–November 2022 | MMWR
Effectiveness of heterologous ChAdOx1 nCoV-19 and mRNA prime-boost vaccination against symptomatic Covid-19 infection in Sweden: A nationwide cohort study - The Lancet Regional Health – Europe
Effectiveness of a third dose of the BNT162b2 mRNA COVID-19 vaccine for preventing severe outcomes in Israel: an observational study - The Lancet
COVID-19 vaccine waning and effectiveness and side-effects of boosters: a prospective community study from the ZOE COVID Study - The Lancet Infectious Diseases
Durability of Bivalent Boosters against Omicron Subvariants | NEJM
COVID Booster Shots: Everything You Need to Know | The Brink | Boston University
What is a booster shot and why do I need it? | OSF HealthCare
Covid booster doses will be offered to over-40s - BBC News
BNT162b2 Vaccine Booster and Mortality Due to Covid-19 | NEJM
What You Need to Know about the COVID-19 Booster | NorthShore
Booster and Additional Primary Dose COVID-19 Vaccinations Among Adults Aged ≥65 Years — United States, August 13, 2021–November 19, 2021 | MMWR
A Bivalent Omicron-Containing Booster Vaccine against Covid-19 | NEJM
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
COVID-19 Booster Vaccine: A Timeline for Third Dose Effectiveness and Immunity
Effectiveness of an inactivated Covid-19 vaccine with homologous and heterologous boosters against Omicron in Brazil | Nature Communications
Why do Covid boosters offer greater protection against Omicron?
