1. Vanderbilt University, Nashville, TN, USA
2. Vanderbilt University Medical Center, Nashville, TN, USA
3. Mbarara University of Science & Technology, Mbarara, Uganda
4. Regis University, Denver, CO, USA
5. Center for Disease Control and Prevention, Atlanta, GA, USA
6. University of California, San Francisco, USA
7. Massachusetts General Hospital, Boston, MA, USA
8. Harvard Medical School, Boston, MA, USA