1. Department of Obstetrics and Gynaecology, Federal Teaching Hospital, Lokoja, Nigeria
2. Department of Obstetrics and Gynaecology, Federal Medical Center, Owo, Nigeria
3. Department of Obstetrics and Gynaecology, University of Ilorin Teaching Hospital, Ilorin, Nigeria
4. Department of Radiology, Federal Teaching Hospital, Lokoja, Nigeria
5. Department of Histopathology and Morbid Anatomy, Federal Teaching Hospital, Lokoja, Nigeria