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Infectious disease expert answers questions about Delta variant of COVID 11Alive 2:10 3 years ago 259 Скачать Далее
Delta Covid Variant Spreading 'Much Faster': Johns Hopkins Bloomberg Television 4:02 3 years ago 92 014 Скачать Далее
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Omicron Covid variant spreads 'more than twice as fast' as Delta - BBC News BBC News 6:09 2 years ago 307 764 Скачать Далее
COVID-19 vaccines can help Canada beat delta variant, experts say CBC News: The National 3:34 3 years ago 78 517 Скачать Далее
Why does the delta variant spread so fast? Yashoda Hospitals - Hyderabad 0:44 2 years ago 1 865 Скачать Далее
The truth about the Delta variant: Dr. Gupta answers your questions CNN 6:13 2 years ago 221 279 Скачать Далее
Expert warns of the dangers of the Delta variant, effectiveness of COVID vaccines CBS Mornings 2:45 3 years ago 266 862 Скачать Далее
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