1. Department of Global Health and Social Medicine, Program in Global Surgery and Social Change, Harvard Medical School, Boston, Massachusetts, USA
2. Department of Surgery, University of California Davis Medical Center, Sacramento, California, USA
3. Federal Ministry of Health, Addis Ababa, Ethiopia
4. Jhpiego, Addis Ababa, Ethiopia
5. Department of Surgery, University of Connecticut, East Hartford, Connecticut, USA
6. Harvard Medical School and Children's Hospital of Boston, Boston, Massachusetts, USA
7. GE Foundation, Boston, Massachusetts, USA
8. Harvard Medical School, Boston, Massachusetts, USA
9. Assist International, Ripon, California, USA
10. Dalberg, New York, USA
11. Jhpiego, Baltimore, Maryland, USA