What scientists know about the risk of breakthrough Covid deaths
The death of former US Secretary of State Colin Powell on Monday from complications of COVID-19 has provided fuel for vaccine skeptics and opponents, who immediately seized on the news that Powell had been vaccinated to stoke doubts about the effectiveness of the vaccines.
from bdnews24.com - Home https://ift.tt/3n3OvZ6
from bdnews24.com - Home https://ift.tt/3n3OvZ6
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