COVID-19 vaccines: Did a delayed second dose give the delta variant an evolutionary helping hand?

Those with a single dose of the Pfizer or AstraZeneca vaccine less-protected than those with 2 doses: Public Health England

New Delta+ variant found in India can escape antibodies

Mutations in the Delta+ variant can render vaccines and treatments ineffective

Everyone DOESN’T need booster jabs of COVID-19 vaccines: Lancet study (but are the rich countries reading?)

Access to vaccination has been vastly inequal; Booster doses in developed countries will further squeeze out low, mid-income …

How Rwanda reached first global COVID-19 vaccination target

Rwanda defined a vaccination plan prior to getting the vaccines

COVID-19: Next virus could be worse, AstraZeneca vaccine creator Sarah Gilbert says

Research that has not been peer reviewed says that Omicron may be more infectious, but not severe  

COVID-19: Pfizer, AstraZeneca efficacy significantly reduced against omicron, says UK health agency 

Omicron is displaying growth advantage over delta and is poised to become dominant variant in UK

Protection against COVID-19 infection, severe disease falls quickly after AstraZeneca 2nd dose: Lancet

Begins to wane after 18-19 weeks; study stresses on need for booster dose 

Global COVID-19 cases set to triple with over 3 billion omicron infections in coming 2-3 months: IHME

Australia and New Zealand may experience their worst outbreaks of this pandemic

COVID-19: First few peer reviewed studies suggest vaccine induced antibodies fail to protect from Omicron

The studies, published in Nature, covered Oxford-AstraZeneca vaccine, but not India’s indigenous Covaxin

COVID-19: How is expiration date of vaccines determined?

Expired vaccines are not particularly unsafe or dangerous, say experts

Effectiveness of COVID-19 vaccines against infection, severe disease declined with new variants; here's how

AstraZeneca vaccine provided least protection against infection, showed most rapid decline