1. Division of Clinical Pharmacology, Department of Medicine; University of Cape Town; Cape Town South Africa
2. MRC Clinical Trials Unit at University College London; London UK
3. Department of Molecular and Clinical Pharmacology; University of Liverpool; Liverpool UK
4. University Teaching Hospital, Department of Paediatrics and Child Health; Lusaka Zambia
5. Joint Clinical Research Centre; Kampala Uganda
6. Baylor College of Medicine Bristol Myers Squibb Children's Clinical Centre of Excellence, Kampala, Uganda / Gulu Regional Centre of Excellence; Gulu Uganda
7. Department of Pharmacy; Radboud University Nijmegen Medical Centre; Nijmegen the Netherlands