1. Program in Global Surgery and Social Change, Harvard Medical School, Boston, MA, USA
2. Department of Global Health and Social Medicine, Harvard Medical School, Boston, MA, USA
3. Department of Orthopedic Surgery, Walter Reed National Military Medical Center, Bethesda, MD, USA
4. Department of General Surgery, Walter Reed National Military Medical Center, Bethesda, MD, USA
5. Royal National Orthopaedic Hospital, Stanmore, Middlesex, UK
6. Department of Head and Neck Surgery, University of California Los Angeles, Los Angeles, CA, USA
7. Department of Surgery, Army Hospital Colombo, Colombo, Sri Lanka
8. Postgraduate Institute of Medicine, University of Colombo, Colombo Sri Lanka
9. School of Medicine, Uniformed Services University, Bethesda, MD, USA
10. Countway Library, Harvard Medical School, Boston, MA, USA
11. The Royal Medical Services, Amman, Jordan
12. Department of Surgery, Uniformed Services University, Bethesda, MD, USA
13. Clinical Trials Unit, University of Warwick, Warwickshire, UK