Effectiveness of heterologous third and fourth dose COVID-19 vaccine schedules for SARS-CoV-2 infection during delta and omicron predominance in Thailand: a test-negative, case-control study - The Lancet Regional Health - Southeast Asia
Protection by a Fourth Dose of BNT162b2 against Omicron in Israel | NEJM
Most Immunocompromised People Have Gotten the 4th COVID-19 Vaccine Dose
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
Effectiveness of a fourth dose of covid-19 mRNA vaccine against the omicron variant among long term care residents in Ontario, Canada: test negative design study | The BMJ
Preliminary Data Analysis: Effectiveness of the Fourth Dose for Older Adults 60 Years of Age and Older | Ministry of Health
4th COVID-19 vaccine dose less effective against Omicron, Israel study shows - National | Globalnews.ca
/cloudfront-us-east-2.images.arcpublishing.com/reuters/DENLCF2SHJJSBCOXLVJLKSPD7A.jpg "Israeli study shows 4th shot of COVID-19 vaccine less effective on Omicron | Reuters")
Israeli study shows 4th shot of COVID-19 vaccine less effective on Omicron | Reuters
4th dose for people 50 years and up: Booster protection against omicron | Nebraska Medicine Omaha, NE
Modeling comparative cost-effectiveness of SARS-CoV-2 vaccine dose fractionation in India | Nature Medicine
Single-dose administration and the influence of the timing of the booster dose on immunogenicity and efficacy of ChAdOx1 nCoV-19 (AZD1222) vaccine: a pooled analysis of four randomised trials - The Lancet
A fourth dose of the inactivated SARS-CoV-2 vaccine redistributes humoral immunity to the N-terminal domain | Nature Communications
Boosting immunity to Omicron | Nature Medicine
Immunogenicity of standard and extended dosing intervals of BNT162b2 mRNA vaccine - ScienceDirect
Six-Month Follow-up after a Fourth BNT162b2 Vaccine Dose | NEJM
How China's Sinovac compares with BioNTech's mRNA vaccine | The Economist
ATAGI statement on recommendations on a winter booster dose of COVID-19 vaccine | Australian Government Department of Health and Aged Care
Waning effectiveness of the third dose of the BNT162b2 mRNA COVID-19 vaccine | Nature Communications
Protection by 4th dose of BNT162b2 against Omicron in Israel
Nursing home study shows 4th COVID mRNA dose provides extra protection against severe Omicron outcomes
Reservation for fourth dose of COVID-19 vaccine - News From Mission - Portal
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
Antibody Responses in Seropositive Persons after a Single Dose of SARS-CoV-2 mRNA Vaccine | NEJM
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
Israeli Hospital Studies Effects of a Fourth Dose of the Covid-19 Vaccine - The New York Times
