1. Department of Clinical Biology, School of Medicine and Pharmacy, College of Medicine and Health Sciences, University of Rwanda, Kigali, Rwanda;
2. Department of Microbiology and Immunology, Catholic University of Health and Allied Health Sciences, Mwanza, Tanzania;
3. Department of Medical Microbiology, School of Biomedical Sciences, Makerere University College of Health Sciences, Kampala, Uganda
4. National Reference Laboratory Division, Biomedical Services, Rwanda Biomedical Center, Kigali, Rwanda;