1. Center for Family Health Research , Kigali , Rwanda
2. Rwanda Zambia Health Research Group, Department of Pathology and Laboratory Medicine, School of Medicine, Emory University , Atlanta, Georgia , USA
3. Department of Pathology, School of Medicine, Emory University, Atlanta, Georgia , USA
4. Rwanda Biomedical Center , Kigali , Rwanda
5. Janssen Global Public Health R&D , Beerse , Belgium
6. Janssen Vaccines and Prevention , Leiden , The Netherlands
7. Department of Epidemiology, Rollins School of Public Health, Emory University , Atlanta, Georgia , USA
8. Independent Consultant , Wellington , New Zealand