1. Division of Global HIV and TB, Centers for Disease Control and Prevention, Harare, Zimbabwe.
2. DST-NRF Center of Excellence in Epidemiological Modeling and Analysis (SACEMA), Faculty of Science, Stellenbosch University, Stellenbosch, South Africa.
3. Division of Global HIV and TB, Centers for Disease Control and Prevention, Atlanta, Georgia.
4. Department of Laboratory Services, Zvitambo Institute for Maternal and Child Health Research, Harare, Zimbabwe.
5. Department of Laboratory Services, ICAP at University of Columbia, Mailman Public Health, Baltimore, Maryland.
6. Department of Laboratory Services, Centers for Disease Control and Prevention, Atlanta, Georgia.
7. Departments of Epidemiology, Infectious Diseases and Microbiology, University of Pittsburgh Graduate School of Public Health, Pittsburgh, Pennsylvania.
8. Department of Medicine and Center for Infectious Diseases, Faculty of Medicine and Health Sciences, Stellenbosch University, Cape Town, South Africa.
9. Departments of Epidemiology and International Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland.
10. Division of Medical Virology, Faculty of Medicine and Health Sciences, Stellenbosch University and National Health Laboratory Service, Cape Town, South Africa.