1. Ahmadu Bello University, Zaria, Kaduna State
2. Department of Research, Medical Research Circle, Bukavu
3. Department of Veterinary Medicine, University of Abuja
4. Dow University of Health Sciences
5. Department of Internal Medicine, Ayub Medical College, Abbottabad, Pakistan
6. Medical College, Jinnah Sindh Medical University, Karachi
7. Department of Public Health, National Open University, Nigeria
8. Faculty of Health Sciences of Andre Salifou Zinder University, Niger Republic
9. Department of General Medicine, FSS-Cotonou, Association of Medical Students of Cotonou, Cotonou, Littoral, Benin
10. Faculty of Medicine, University of Goma, Goma, Democratic Republic of Congo