Variant

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La evolución de la pandemia ha mostrado que la inmunidad de rebaño es una meta que parece inalcanzable. ¿Cómo es la realidad que enfrenta el mundo ante la aparición de nuevas variantes y otros factores que complican la lucha contra el virus? ...
Several universities such as Georgetown, Princeton and Cornell, are reimposing restrictions on their campus due to the rise in the omicron variant, which was originally discovered in South Africa. ...
We’re all tired, but we can’t surrender. ...
Nearly 70 percent of Americans say the coronavirus omicron variant does not necessitate additional mandates or restrictions. ...

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