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World's Biggest COVID-19 Vaccine Study Begins In US | Biocon Drug Rejected By COVID-19 Task Force

Jul 27, 2020 10:06 PM IST India India
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The National Institutes of Health and Moderna Inc. in the US has begun Phase 3 trials of its vaccine. 30,000 volunteers have signed up, making it the world's largest COVID-19 vaccine study. Watch this video to find out the progress of COVID-19 vaccine trials in India

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