1. Department of Obstetrics and Gynaecology, Obafemi Awolowo University, Ile-Ife, Nigeria
2. Department of Obstetrics and Gynaecology, Obafemi Awolowo University Teaching Hospitals Complex, Ile-Ife, Nigeria
3. Department of Radiology, Obafemi Awolowo University, Ile-Ife, Nigeria
4. Department of Radiology, Obafemi Awolowo University Teaching Hospitals Complex, Ile-Ife, Nigeria
5. Department of Obstetrics and Gynaecology, Nnamdi Azikiwe University, Awka, Nigeria
6. Department of Obstetrics and Gynaecology, Nnamdi Azikiwe University Teaching Hospital, Nnewi, Nigeria
7. Department of Ophthalmology, Nnamdi Azikiwe University, Awka, Nigeria