delta variant

The new Covid variant Omicron has six times higher potential to spread (R value) than the Delta variant, according to a first "image" of this new variant initially detected in South Africa.On the three-dimensional "image", which looks!-->!-->!-->…
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Covid-19 cases are surging due to the transmission of Delta variant in areas where the vaccination coverage is low, quoting World Health Organization (WHO) officials."Many of the places around the world where Delta is surging even in!-->!-->!-->…
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