1. Program in Global Surgery and Social Change, Harvard Medical School , 641 Huntington Ave, Boston, MA 02115, USA
2. W.P. Carey School of Business, Arizona State University , 1151 S Forest Ave Tempe, AZ 85281 USA
3. GE Foundation , 41 Farnsworth St, Boston, MA 02210 USA
4. Operation Smile , P. O. Box 77921, Dar es Salaam 14130, Tanzania
5. Department of Health, Social Welfare and Nutrition Services, President’s Office Regional Administration and Local Government , P.O. Box 1923, Dodoma 00255, Tanzania
6. Assist International , Ripon, CA, 95366 USA
7. Ministry of Health , P. O. Box 743, Dodoma 00255, Tanzania
8. Department of Plastic and Oral Surgery, Boston Children’s Hospital , 300 Longwood Avenue Boston, MA 02115, USA
9. Kilimanjaro Clinical Research Institute , P. O. Box 2236, Moshi 25116, Tanzania
10. Department of Epidemiology and Biostatistics, Kilimanjaro Christian Medical University College , P. O. Box 2240, Moshi 25116, Tanzania
11. Department of Anesthesiology and Surgery, Boston Children’s Hospital , 300 Longwood Avenue, Boston, MA 02115 USA
12. Programs, Pathfinder International , P.O.BOX 77991, Dar es Salaam, Tanzania