1. Department of Dental and Maxillofacial Surgery, Usmanu Danfodiyo University Teaching Hospital, Sokoto, Nigeria
2. Department of Oral and Maxillofacial Surgery, Faculty of Dental Sciences, Usmanu Danfodiyo University, Sokoto, Nigeria
3. Department of Surgery, Noma Children Hospital, Sokoto, Nigeria
4. Department of Dental Surgery, Federal Medical Centre, Gusau, Nigeria
5. Cleft and Facial Deformity Foundation/International Craniofacial Academy, Abuja, Nigeria
6. Department of Preventive Dentistry, Faculty of Dentistry, Najran University, Najran, Saudi Arabia
7. Department of Restorative Dentistry, Usmanu Danfodiyo University Teaching Hospital, Sokoto
8. Department of Dental Surgery, Sir Yahaya Specialist Hospital, Birnin Kebbi, Nigeria