1. Jimma University College of Public Health and Medical Sciences, Jimma, Ethiopia
2. St Paul Millennium Medical College Hospital, Addis Ababa, Ethiopia
3. University of Gondar, Gondar, Ethiopia
4. Addis Ababa University College of Health Sciences, Addis Ababa, Ethiopia
5. Columbia University, NY, USA
6. Ethiopian Pediatric Society, Addis Ababa, Ethiopia
7. RTI International, Research Triangle Park, USA
8. Bill & Melinda Gates Foundation, Seattle, WA, USA