COVID-19 variants such as Delta and Omicron have emerged at various stages of the pandemic, but how do they occur and why do we get them? Naked Scientist podcast host and BBC's top expert Dr Chris Smith explains.
Saturday 15 January 2022
End of Covid? BBC expert Dr Chris gives key insight into future of pandemic
COVID-19 variants such as Delta and Omicron have emerged at various stages of the pandemic, but how do they occur and why do we get them? Naked Scientist podcast host and BBC's top expert Dr Chris Smith explains.
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