1. Division of Paediatric Haematology/Oncology, Faculty of Health Sciences, University of the Witwatersrand, Charlotte Maxeke Johannesburg Academic Hospital, Johannesburg, South Africa
2. Faculty of Economics, University of Cape Town, Cape Town, South Africa
3. Division of Paediatric Haematology/Oncology, Faculty of Health Sciences, University of Cape Town, Red Cross War Memorial Children’s Hospital, Cape Town, South Africa
4. Division of Paediatric Haematology/Oncology, Faculty of Health Sciences, University of the Free State, Universitas Hospital, Bloemfontein, South Africa
5. Division of Paediatric Haematology/Oncology, Faculty of Health Sciences, University of Pretoria, Steve Biko Academic Hospital, Pretoria, South Africa
6. Division of Paediatric Haematology/Oncology, Faculty of Health Sciences, University of Kwazulu-Natal, Inkosi Albert Luthuli Central Hospital, Durban, South Africa
7. Division of Paediatric Haematology/Oncology, Faculty of Health Sciences, University of Stellenbosch, Tygerberg Hospital, Cape Town, South Africa
8. Division of Paediatric Haematology/Oncology, Walter Sisulu University, Frere Hospital, East London, South Africa
9. Netcare Parklands Hospital, Durban, South Africa
10. Faculty of Health Sciences, University of the Witwatersrand, Charlotte Maxeke Johannesburg Academic Hospital, Johannesburg, South Africa
11. Division of Paediatric Haematology/Oncology, University of Limpopo, Polokwane-Mankweng Hospital Complex, Polokwane, South Africa
12. Faculty of Health Sciences, University of the Witwatersrand, Chris Hani Baragwanath Academic Hospital, Soweto, South Africa
13. St Jude Children’s Research Hospital, University of Tennessee Health Sciences Center, Memphis, TN, USA