1. Botswana-Baylor Children’s Clinical Centre of Excellence, Gaborone, Botswana
2. Baylor College of Medicine, Houston, TX, USA
3. College of Health Sciences, Makerere University, Kampala, Uganda
4. Department of Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town 7925, South Africa
5. Deputy Dean’s Office, Faculty of Health Sciences, Groote Schuur Hospital, Cape Town, South Africa