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South Africa suspends use of AstraZeneca vaccine

32 COVID-19 variable cases identified in San Diego County | News

The UK study shows a new variant of COVID-19 that affects younger people

Is the new covid-19 strain more deadly?

“Good reasons” to believe vaccines will be effective against COVID-19 mutant strains, says doctor

Will coronavirus vaccines work against a new variant? The University of Pennsylvania doctor weighs

Here’s what you need to know about the “N5017” mutation, the new strain of coronavirus News from El Salvador

Here’s what you need to know about the “N5017” mutation, the new strain of coronavirus News from El Salvador

New COVID strain explained: Are there any concerns?

Coronavirus vaccines are effective against the mutated strain, experts say News from El Salvador