1. Division of Neurosurgery Paediatric Neurosurgery Red Cross War Memorial Children's Hospital University of Cape Town Cape Town South Africa
2. Clinical and Infectious Disease Research Initiative Institute of Infectious Disease and Molecular Medicine University of Cape Town Cape Town South Africa
3. Division of Developmental Paediatrics Department of Paediatrics and Child Health Red Cross War Memorial Children's Hospital University of Cape Town Cape Town South Africa
4. Faculty of Health Sciences University of Cape Town Cape Town South Africa
5. Paediatric Neurology Department of Paediatrics and Child Health Red Cross War Memorial Children's Hospital University of Cape Town Cape Town South Africa