1. Haematology Oncology Service, Department of Paediatrics and Child Health, Red Cross War Memorial Children's Hospital University of Cape Town Cape Town South Africa
2. Division of Health Systems and Public Health, Department of Global Health Stellenbosch University Cape Town South Africa
3. Division of Epidemiology and Biostatistics, School of Public Health and Family Medicine University of Cape Town Cape Town South Africa
4. Division of Paediatric Haematology Oncology, Department of Paediatrics and Child Health Charlotte Maxeke Johannesburg Academic Hospital, University of Witwatersrand Johannesburg South Africa
5. Division of Paediatric Haematology Oncology, Department of Paediatrics Universitas Hospital, University of the Free State Bloemfontein South Africa
6. Division of Paediatric Haematology Oncology Chris Hani Baragwanath Academic Hospital, University of Witwatersrand Soweto South Africa
7. Paediatric Haematology Oncology, Department of Paediatrics Steve Biko Academic Hospital, University of Pretoria Tshwane South Africa
8. Paediatric Haematology Oncology, Department of Paediatrics and Child Health Frere Hospital East London South Africa
9. Paediatric Haematology Oncology, Department of Paediatrics and Child Health, Faculty of Medicine and Health Sciences University of Stellenbosch, Tygerberg Hospital Cape Town South Africa
10. Paediatric Haematology and Oncology, Department of Paediatrics and Child Health University of Antwerp, Antwerp University Hospital Antwerp Belgium
11. Paediatric Haematology Oncology, Department of Paediatrics and Child Health Port Elizabeth Provincial Hospital, Walter Sisulu University Port Elizabeth South Africa
12. Paediatric Oncology, Dana‐Farber Cancer Institute/Boston Children's Cancer and Blood Disorder Centre Harvard University Boston Massachusetts USA
13. Division of Developmental Paediatrics, Department of Paediatrics and Child Health, Red Cross War Memorial Children's Hospital, and Neuroscience Institute University of Cape Town Cape Town South Africa