1. From the Department of Surgery, Division of Trauma Surgery and Surgical Critical Care, Lewis Katz School of Medicine, Temple University, Philadelphia, PA
2. Department of Surgery, School of Medicine and Dentistry, University of Ghana, Accra, Ghana
3. Department of Public Health, Volta Regional Hospital, Ho, Ghana
4. Department of Surgery, Ho Teaching Hospital, Ho, Ghana
5. Department of Surgery, School of Medicine and Health Sciences, University for Development Studies, Tamale, Ghana
6. Department of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden.