1. Dana-Farber Cancer Institute, Boston, MA
2. University of Pennsylvania Perelman School of Medicine, Philadelphia, PA
3. Harvard T.H. Chan School of Public Health, Boston, MA
4. Rwanda Biomedical Centre, Kigali, Rwanda
5. Partners In Health, Kigali, Rwanda
6. King Faisal Hospital, Kigali, Rwanda
7. The Warren Alpert Medical School of Brown University, Providence, RI
8. Abramson Cancer Center, University of Pennsylvania, Philadelphia, PA