1. Department of Biomedical Engineering, Duke University, Durham, NC, USA
2. Department of Radiology, Duke University, Durham, NC, USA
3. Department of Pediatric Surgery, Mulago Hospital, Kampala, Uganda
4. Duke Global Health Institute, Durham, NC, USA
5. Department of Bioengineering, University of Maryland, College Park, MD, USA
6. Department of Surgery, Duke University, Durham, NC, USA