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Pfizer plans to submit data on a 4th Covid shot to FDA
Is one-dose COVID-19 vaccination better than two?
Covid-19 booster: the definition of 'fully vaccinated' is changing to three doses | CNN
Countries weigh need for COVID-19 booster shots | Reuters
When can you take Covid booster shot? Here's what Bharat Biotech MD says | Mint
COVID-19 Vaccine Second-Dose Completion and Interval Between First and Second Doses Among Vaccinated Persons — United States, December 14, 2020−February 14, 2021 | MMWR
Moderna says its COVID-19 shot 93% effective six months after second dose | Reuters
Pfizer Says Millions Of Vaccine Doses Are Ready, But States Say Shipments Were Cut : NPR
Pfizer/BioNTech's COVID-19 vaccine not to require a booster in 6–12 months
Overview of COVID-19 Vaccines | CDC
COVID-19: Recommendation of 3rd booster dose based more on conjecture than data, say experts | Mint
India likely to allow smaller gap between AstraZeneca COVID vaccine doses sold privately - sources | Reuters
FDA documents show Pfizer COVID vaccine protects after 1 dose | CIDRAP
Those Who Had COVID-19 May Only Need One Dose of Vaccine | Penn Medicine
COVID-19: Govt places purchase order for 5 cr doses of Corbevax vaccine - BusinessToday
Study compares efficacy of BNT162b2 and CoronaVac as the booster dose for COVID-19 vaccination
New Study Finds Children Who Had Multisystem Inflammatory Syndrome Had No Serious Complications from COVID19 Vaccine | Intermountain Healthcare
Single-Dose COVID-19 Vaccine Gains Endorsement Of CDC Expert Panel : Shots - Health News : NPR
Covid vaccine: U.S. plans to ship 6 million Moderna doses once FDA gives OK
CoronaVac - Wikipedia
Two Canadian provinces stop offering AstraZeneca's COVID vaccine | Reuters
Ocugen seeks to sell 100 mln Indian vaccine doses in U.S. in 2021 | Reuters
Booster Shots and Additional Doses for COVID-19 Vaccines — What You Need to Know | Johns Hopkins Medicine
U.S. Authorizes a New Round of Covid Boosters - The New York Times
Single-dose COVID vaccine from Johnson & Johnson could help ease vaccination troubles
Second dose of AstraZeneca COVID-19 vaccine: FAQs about blood clots, safety, risks and symptoms | The Royal Society of Canada
Ocugen expects to sell 100 million doses of India's Covaxin in US this year | The Hill