1. Department of Obstetrics and Gynaecology, Faculty of Clinical Medicine, College of Health Sciences, Ebonyi State University, Abakaliki, Ebonyi State, Nigeria.
2. Department of Obstetrics and Gynaecology, Federal Teaching Hospital, Abakaiki, Ebonyi State, Nigeria.
3. Department of Pathology, Faculty of Clinical Medicine, College of Health Sciences, Ebonyi State University, Abakaliki, Ebonyi State, Nigeria.
4. Department of Pathology, Federal Teaching Hospital, Abakaliki, Ebonyi State, Nigeria.