Gaborone, Botswana | Xinhua | Botswana has discovered the new Omicron subvariant XBB.1.5, said a government official in a press release issued on Friday. “Only one case of the Omicron sublineage XBB.1.5 has so far been detected in Botswana,” said Malepa Dibonwa, the acting spokesperson in Botswana’s Ministry of Health. The new …
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