Agency says the shot is not associated with overall increased risks of blood clots, but could not rule out links to certain rare cases
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Researchers say that, based on their trial, which involved about 20,000 people in Russia last fall, the vaccine is about 91 percent effective in preventing ...
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The Philippines aims to finalize negotiations with Sinovac Biotech this week to acquire 25 million doses of the Chinese company's COVID-19 vaccine for delivery ...
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