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The omicron variant has been found in 24 countries

Maria Van Kerkhove, a top World Health Organization official on COVID-19, speaks at a news conference in July. (POOL/AFP via Getty Images)
Maria Van Kerkhove, a top World Health Organization official on COVID-19, speaks at a news conference in July. (POOL/AFP via Getty Images)

This article was originally published on December 01, 2021.

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