An advisory panel of the World Health Organization classified a new COVID-19 variant first detected in South Africa as a highly transmissible virus of concern and named it ``omicron'' under its Greek-letter system. The announcement Friday from the United Nations health agency marks the first time in months that WHO has classified a COVID-19 variant as such. The delta variant, which has become the world's most prevalent, is in the same category.An advisory panel of the World Health Organization classified a new COVID-19 variant first detected in South Africa as a highly transmissible virus of concern and named it ``omicron'' under its Greek-letter system. The announcement Friday from the United Nations health agency marks the first time in months that WHO has classified a COVID-19 variant as such. The delta variant, which has become the world's most prevalent, is in the same category. November 27, 2021 at 12:09AM https://ift.tt/3nXB8eF
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