Another 633 Omicron cases have been confirmed in Britain, the biggest daily increase since the COVID-19 variant was detected in the country, taking the total cases found in the country to 1,898, British health authorities said Saturday.
The UK Health Security Agency (UKHSA) confirmed Friday that the Delta variant sub-lineage (Delta AY42) was designated a Variant Under Investigation (VUI) on Oct 20, 2021, and has been given the official name VUI-21OCT-01.
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