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How viruses evolve
The unusual cases of pneumonia began to appear in midwinter, in China. The cause, researchers would later learn, was a coronavirus new to science. By March, the infection began to spread to other Asian countries and overseas. ...
COVID-19 and HIV: so far it seems the outcome is not what was feared
(The conversation, 2020)
Based on official figures – which may be somewhat under reported – COVID-19 has not been asdevastating in South Africa as initially feared. Back in March and April this year case numbers on the continent were still ...
South Africa and the COVID-19 vaccine
(José Frantz, 2021)
Scientists, public health experts and politicians have been telling us that, to stop Covid-19, we need to embark on a massive vaccine rollout. But do we really need to vaccinate more than 70% of our population to stop ...