People vaccinated against Covid-19 in high-risk parts of the United States should resume wearing masks indoors, the top health authority said Tuesday.
source https://www.ndtv.com/world-news/vaccinated-people-in-high-covid-risk-areas-of-us-need-to-mask-again-2496450
source https://www.ndtv.com/world-news/vaccinated-people-in-high-covid-risk-areas-of-us-need-to-mask-again-2496450
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