Covaxin `effectively` neutralizes Alpha and Delta variants of COVID-19: America`s NIH
The Alpha and Delta variants of COVID-19 were first identified in the United Kingdom and India, respectively.
from Zee News :India National https://ift.tt/2UTzE95
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from Zee News :India National https://ift.tt/2UTzE95
https://ift.tt/eA8V8J
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