A COVID-19 surge in South Africa is being driven by omicron sub-variants, including BA.4 and BA.5. The World Health Organization (WHO) said there was no evidence that BA.4 was leading higher rates of hospitalization or death.
COVID surge in South Africa driven by omicron sub-variants, experts say
Fox News - 14 May 2022 15:42
A COVID-19 surge in South Africa is being driven by omicron sub-variants, including BA.4 and BA.5. The World Health Organization (WHO) said there was no evidence that BA.4 was leading higher rates of hospitalization or death.
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