1. Nganda Hospital Center, Kinshasa, Democratic Republic of the Congo
2. Kinshasa Provincial General Reference Hospital, Kinshasa, Democratic Republic of the Congo
3. Institut Supérieur des Techniques Médicales de Lubumbashi, Lubumbashi, Democratic Republic of the Congo
4. Kinshasa University Clinics, Kinshasa, Democratic Republic of the Congo
5. School of Public Health, University of Kinshasa, Kinshasa, Democratic Republic of the Congo