A leading infectious diseases expert involved in surveillance for Covid-19 variants, Dr Richard Lessells, has said scientists may have been wrong in thinking the Delta variant would not become dominant in South Africa.
Read more here:: ZA Local News
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A leading infectious diseases expert involved in surveillance for Covid-19 variants, Dr Richard Lessells, has said scientists may have been wrong in thinking the Delta variant would not become dominant in South Africa.
Read more here:: ZA Local News