For tonight's Medical Matters, we are joined by Prof Rudzani Muloiwa, Head of Department for Paediatric and Child Health at the University of Cape Town, who as a trained pediatrician who currently runs the Paediatric and Adolescent HIV Clinical Services at Groote Schuur Hospital, also serving as a member of the South African National Immunization Technical Advisory Group (NITAG) talks to us about vaccination and your children.