1. Department of Surgery, Indiana University School of Medicine, Indianapolis, Indiana, USA.
2. Moi Teaching and Referral Hospital, Eldoret, Kenya.
3. Department of Surgery, Indiana University, Indianapolis, Indiana, USA.
4. Academic Model Providing Access to Healthcare (AMPATH), Eldoret, Kenya.
5. Department of Pulmonology, Allergy, and Critical Care Medicine, Duke University School of Medicine, Durham, North Carolina, USA.
6. St. Vincent Indianapolis Hospital, Indianapolis, Indiana, USA.