1. Dynex Technologies Inc., Chantilly, Virginia, USA
2. Department of Epidemiology, University of California, Los Angeles, Fielding School of Public Health, Los Angeles, California, USA
3. National Institute of Biomedical Research (INRB), Kinshasa, Democratic Republic of the Congo
4. Faculty of Medicine, University of Kinshasa, Kinshasa, Democratic Republic of the Congo
5. Bill and Melinda Gates Foundation, Seattle, Washington, USA
6. UCLA-DRC Research Program, Kinshasa, Democratic Republic of the Congo
7. Kinshasa School of Public Health, University of Kinshasa, Kinshasa, Democratic Republic of the Congo