Ons gesels verder met professor Shabir Madhi van Wits en dr. Angelique Coetzee van die Suid-Afrikaanse mediese vereniging. We continue our discussion with Dr Angelique Coetzee, chair of the South African Medical Association (SAMA) and Prof Shabir Madhi, vaccinologist and dean of the faculty of health sciences at the University of the Witwatersrand.