1. Center of Research in Epidemiology, Biostatistics and Clinical Research, Université Libre de Bruxelles, Brussels, Belgium;
2. Centre de Recherche en Sciences Naturelles de Lwiro, Bukavu, Democratic Republic of the Congo;
3. Department of Cardiovascular Diseases, Katholieke Universiteit Leuven, Leuven, Belgium
4. Department of Pathology, Université Catholique de Bukavu, Bukavu, Democratic Republic of the Congo;
5. Valid International, Oxford, United Kingdom;
6. Department of Pediatrics, Université Catholique de Bukavu, Bukavu, Democratic Republic of the Congo;
7. Faculty of Medicine, Université de Goma, Goma, Democratic Republic of the Congo;
8. Department of Clinical Biology, National University of Rwanda, Kigali, Rwanda;
9. National Program of Nutrition, Division Provinciale de la Santé du Sud-Kivu, Bukavu, Democratic Republic of the Congo;