1. Division of Global Migration and Quarantine, Centers for Disease Control and Prevention, Atlanta, Georgia.
2. Department of Global Health, BUSPH, Boston, Massachusetts.
3. Center for Global Health and Development, Boston University School of Public Health (BUSPH), Boston, Massachusetts.
4. Maxwell Finland Laboratory for Infectious Diseases, Boston Medical Center, Boston, Massachusetts.
5. Section of Infectious Diseases, Boston University School of Medicine, Boston, Massachusetts.
6. Department of Medicine, Harvard Medical School, Boston, Massachusetts.
7. Division of Infectious Diseases and Travel Medicine, Mount Auburn Hospital, Cambridge, Massachusetts.
8. Department of Global Health and Population, Harvard T. H. Chan School of Public Health, Boston, Massachusetts.