Should we be worried that South Africa has recorded a sharp increase in Covid-19 cases and the positivity rate, the highest in three months? Well, according to Professor Shabir Madhi, the increase in the positivity rate should be interpreted with caution especially when trying to make comparisons with the past. He joins us now to elaborate further on this…..
Guest: Prof Shabir Madhi, Professor of Vaccinology at the University of the Witwatersrand