How Long Does COVID Immunity Last After a Booster Shot?
Safety Monitoring of COVID-19 mRNA Vaccine Second Booster Doses Among Adults Aged ≥50 Years — United States, March 29, 2022–July 10, 2022 | MMWR
mRNA-1273 COVID-19 vaccine effectiveness against the B.1.1.7 and B.1.351 variants and severe COVID-19 disease in Qatar | Nature Medicine
BNT162b2 Vaccine Booster and Mortality Due to Covid-19 | NEJM
Coronavirus (COVID-19) Update: FDA Takes Multiple Actions to Expand Use of Pfizer-BioNTech COVID-19 Vaccine | FDA
Effectiveness of Bivalent mRNA Vaccines in Preventing Symptomatic SARS-CoV-2 Infection — Increasing Community Access to Testing Program, United States, September–November 2022 | MMWR
Vaccines and Boosters: Our Best Defense Against COVID-19
Who Is Eligible for a COVID-19 Booster?
What is a booster shot and why do I need it? | OSF HealthCare
Effectiveness of the second COVID-19 booster against Omicron: a large-scale cohort study in Chile | Nature Communications
What We Know About Getting a Second Booster Shot of COVID-19 Vaccines | The Scientist Magazine®
Covid booster doses will be offered to over-40s - BBC News
Effect of mRNA Vaccine Boosters against SARS-CoV-2 Omicron Infection in Qatar | NEJM
Effectiveness of a second BNT162b2 booster vaccine against hospitalization and death from COVID-19 in adults aged over 60 years | Nature Medicine
Cohort study of Covid-19 vaccine effectiveness among healthcare workers in Finland, December 2020 - October 2021 - ScienceDirect
A Bivalent Omicron-Containing Booster Vaccine against Covid-19 | NEJM
COVID-19 vaccine waning and effectiveness and side-effects of boosters: a prospective community study from the ZOE COVID Study - The Lancet Infectious Diseases
Boosting immunity to COVID-19 vaccines | Nature Medicine
Boosters wane but showed protection against hospitalization during omicron, CDC study says - The Washington Post
What We Know So Far About Waning Vaccine Effectiveness - The New York Times
What We Know About Getting a Second Booster Shot of COVID-19 Vaccines | The Scientist Magazine®
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
Durability of Bivalent Boosters against Omicron Subvariants | NEJM
COVID-19 vaccine breakthrough infections | Science
