1. Department of Obstetrics & Gynaecology University of Ilorin/University of Ilorin Teaching Hospital Ilorin Nigeria
2. Department of Obstetrics & Gynaecology Federal Medical Centre Bida Nigeria
3. Department of Obstetrics & Gynaecology Jos University Teaching Hospital Jos Nigeria
4. Department of Obstetrics & Gynaecology Dalhatu Araf Specialist Hospital Lafia Nigeria
5. Department of Obstetrics & Gynaecology Federal Medical Centre Lokoja Nigeria
6. Department of Obstetrics & Gynaecology Federal Medical Centre Makurdi Nigeria
7. Department of Obstetrics & Gynaecology, IVF Centre National Hospital Abuja Nigeria
8. Department of Obstetrics & Gynaecology Federal Medical Centre Keffi Nigeria
9. Department of Paediatrics National Hospital Abuja Nigeria
10. Department of Paediatrics University of Ilorin Teaching Hospital Ilorin Nigeria
11. Department of Paediatrics University of Abuja Teaching Hospital Gwagwalada Nigeria
12. Department of Paediatrics Jos University Teaching Hospital Jos Nigeria
13. Department of Paediatrics Federal Medical Centre Lokoja Nigeria
14. Department of Paediatrics Federal Medical Centre Bida Nigeria
15. Department of Paediatrics Federal Medical Centre Keffi Nigeria
16. Department of Obstetrics and Gynaecology University of Abuja Teaching Hospital Gwagwalada Nigeria
17. Department of Paediatrics Dalhatu Arafa Specialist Hospital Lafia Nigeria
18. Department of Paediatrics Federal Medical Centre Makurdi Nigeria
19. Department of Mother & Child Health Research Institute for Clinical Effectiveness and Health Policy (IECS) Buenos Aires Argentina
20. Development and Research Training in Human Reproduction (HRP), Department of Sexual and Reproductive Health and Research, UNDP/UNFPA/UNICEF/WHO/World Bank Special Programme of Research World Health Organization Geneva Switzerland
21. Department of Obstetrics and Gynaecology Aminu Kano Teaching Hospital Kano Nigeria