COVID-19 vaccination: Fourth dose | Gleneagles Hospitals
U.S. officials authorize 4th dose of Pfizer COVID-19 shot for Americans 50 and up | CBC News
Fourth Dose of BNT162b2 mRNA Covid-19 Vaccine in a Nationwide Setting | NEJM
Correlates of protection for booster doses of the SARS-CoV-2 vaccine BNT162b2 | Nature Communications
Fourth COVID-19 vaccine dose substantially reduces mortality in the elderly
Vaccines | Free Full-Text | The Fourth Dose of mRNA COVID-19 Vaccine Following 12 Different Three-Dose Regimens: Safety and Immunogenicity to Omicron BA.4/BA.5
Power of 4th vaccine doses is in keeping COVID mild, Israeli study finds | The Times of Israel
Fourth COVID-19 vaccine dose provides stronger immunity boost than third dose, shows UK study — Oxford Vaccine Group
Fourth COVID vaccine dose gives 76% added protection against death | CIDRAP
What a 4th COVID shot can do for you — and what it can't | CBC News
COVIDvaccines | Is a fourth dose necessary? - YouTube
Should You Get a 2nd Covid Booster? - The New York Times
Efficacy of a Fourth Dose of Covid-19 mRNA Vaccine against Omicron | NEJM
Moderna asks FDA to authorize 4th dose of its COVID-19 vaccine for all adults | CBC News
Short term, relative effectiveness of four doses versus three doses of BNT162b2 vaccine in people aged 60 years and older in Israel: retrospective, test negative, case-control study | The BMJ
Pfizer asks U.S. to approve a 4th COVID vaccine dose for seniors | PBS NewsHour
COVID vaccines: It's too early to consider giving people a fourth dose, say EU officials | Euronews
Israel Approves 4th Dose of Covid Vaccine for Some - The New York Times
Hib Vaccines for Children | CDC
Pfizer Asks US to Allow 4th COVID Vaccine Dose for Seniors
Who is eligible for a 4th COVID-19 vaccine dose? A province-by-province breakdown | CBC News
COVID-19 3rd & 4th Booster vaccine shots available at HHMP
COVID-19 vaccination | healthdirect
Immunogenicity, efficacy, and safety of BNT162b2 or mRNA1273 fourth dose
Israeli study shows 4th shot of COVID-19 vaccine less effective on Omicron | Reuters
