Effectiveness of a fourth dose of mRNA COVID-19 vaccine against all-cause mortality in long-term care facility residents and in the oldest old: A nationwide, retrospective cohort study in Sweden - The Lancet
Moderna inks COVID-19 booster supply deals, asks FDA to approve fourth shot for all adults
Pfizer Asks US to Allow 4th COVID Vaccine Dose for Seniors
Fourth COVID vaccine dose gives 76% added protection against death | CIDRAP
Safety of the fourth COVID-19 BNT162b2 mRNA (second booster) vaccine: a prospective and retrospective cohort study - The Lancet Respiratory Medicine
Efficacy of a Fourth Dose of Covid-19 mRNA Vaccine against Omicron | NEJM
Fourth COVID-19 vaccine dose boosts antibodies five-fold in Israeli study, PM says | Reuters
Here's the latest on possible 4th COVID-19 vaccine shot for Americans - oregonlive.com
What a 4th COVID shot can do for you — and what it can't | CBC News
Unlocking the immune puzzle: study evaluates the immune impact of second booster COVID-19 vaccine
Italy recommends fourth dose for immunocompromised patients – EURACTIV.com
Will Adults Need a Fourth Dose of Covid Vaccine? It's Too Soon to Know. - The New York Times
CDC recommends fourth Pfizer and Moderna Covid vaccine doses for people age 50 and older
COVID-19 booster after Omicron: Are 3rd or 4th shots necessary?
Can I Get a 4th COVID-19 Vaccine Shot? Experts Share Who Will Need Second Boosters First
What to Know About a Fourth COVID-19 Dose | Time
Will a 4th shot boost your protection against COVID-19? : Goats and Soda : NPR
What We Know About Getting a Second Booster Shot of COVID-19 Vaccines | The Scientist Magazine®
Australians aged 30 and older are eligible for fourth COVID-19 booster. What do we know about it and when can you get it? - ABC News
Most Immunocompromised People Have Gotten the 4th COVID-19 Vaccine Dose
Fourth COVID-19 vaccine dose substantially reduces mortality in the elderly
Will you need to get a 4th booster shot for the COVID-19 vaccine? | cbs8.com
U.S. officials authorize 4th dose of Pfizer COVID-19 shot for Americans 50 and up | CBC News
COVID-19 vaccination: Fourth dose | Gleneagles Hospitals
Get Your 4th and 5th COVID Booster Shot NSW at HHMP
Fourth Dose of BNT162b2 mRNA Covid-19 Vaccine in a Nationwide Setting | NEJM
Israeli study shows 4th shot of COVID-19 vaccine less effective on Omicron | Reuters
