1. Department of Immunology and Infectious Diseases, Harvard T. H. Chan School of Public Health , Boston, Massachusetts , USA
2. Department of Medicine, Jos University Teaching Hospital , Jos , Nigeria
3. Department of Biomedical Informatics, Columbia University , New York, New York , USA
4. Department of Medicine, Harvard Medical School , Boston, Massachusetts , USA
5. Division of Global HIV and TB, Centers for Disease Control and Prevention , Atlanta, Georgia , USA
6. Centers for Disease Control and Prevention , Abuja , Nigeria
7. APIN Public Health Initiatives , Abuja , Nigeria
8. Division of Infectious Diseases, Brigham and Women's Hospital , Boston, Massachusetts , USA