1. Department of Medical Laboratory Sciences Faculty of Health Sciences University of Buea Buea Cameroon
2. Chantal BIYA International Reference Centre for research on HIV/AIDS prevention and management Yaoundé Cameroon
3. Faculty of Health Sciences Department of Public Health and Hygiene University of Buea Buea Cameroon
4. Medical Research and Applied Biochemistry Laboratory (MRABL) University of Buea Buea Cameroon
5. Faculty of Medicine and Biomedical Sciences Department of Biochemistry University of Yaounde I Yaounde Cameroon
6. Faculty of Medicine and Biomedical Sciences Department of Microbiology, Parasitology, Immunology, Haematology and Infectious Diseases University of Yaounde I Yaounde Cameroon
7. Laboratory of Haematology and Blood Transfusion University Teaching Hospital Yaoundé Cameroon
8. Department of Paediatrics Douala Laquintinie Hospital Douala Cameroon
9. Faculty of Medicine and Pharmaceutical Sciences Department of Paediatrics University of Douala Douala Cameroon
10. Department of Haematology and Blood Transfusion Yaounde Central Hospital Yaounde Cameroon
11. Faculty of Medicine and Pharmaceutical Sciences Department of Haematology University of Douala Douala Cameroon
12. Department of Medical Laboratory Sciences Douala Gynaeco Obstetric and Paediatric Hospital Douala Cameroon
13. Faculty of Medicine and Biomedical Sciences Department of Ear Nose and throaty University of Yaounde I Yaounde Cameroon