HANOI, Jan. 4 (Xinhua) — A new version of Omicron called XBB has been recorded in southern Vietnam’s Ho Chi Minh City, local media reported on Wednesday.
The COVID-19 sub-variant was reported in December last year and accounted for a small share only, according to a COVID-19 research team of the Ho Chi Minh City Hospital for Tropical Diseases and the Oxford University Clinical Research Unit.
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