1. Division of Infectious Diseases and Global Medicine, Department of Medicine, University of Florida College of Medicine, Gainesville, Florida;
2. Emerging Pathogens Institute, University of Florida, Gainesville, Florida;
3. Division of Gastroenterology, Hepatology & Nutrition, Department of Medicine, University of Florida College of Medicine, Gainesville, Florida;
4. Drugs for Neglected Diseases Initiative, New York, New York;
5. Department of Global Health, Boston University School of Public Health, Boston, Massachusetts;
6. Section of Infectious Diseases, Department of Medicine, Boston University School of Medicine, Boston, Massachusetts;
7. Center for Emerging Infectious Disease Research and Policy, Boston University, Boston, Massachusetts;
8. National Emerging Infectious Disease Laboratory, Boston University, Boston, Massachusetts