1. Department of Paediatrics, University of Rwanda, Kigali, Rwanda
2. Department of Pediatrics, Univerisity Teaching Hospital of Kigali, Kigali, Rwanda
3. Department of Paediatrics, Harmony Private Clinic, Kigali, Rwanda
4. Department of Paediatrics, Middlesex Hospital and University of Connecticut, Connecticut, USA
5. USA and Department of Paediatrics, Rwanda Human Resources for Health (HRH) Program, Yale University, Kigali, Rwanda