1. Department of Obstetrics and Gynaecology, Lagos University Teaching Hospital, Lagos State, Nigeria
2. Department of Obstetrics and Gynaecology, 68 Nigerian Army Reference Hospital Yaba, Lagos State, Nigeria
3. Department of Medicine (Infectious Disease), 68 Nigerian Army Reference Hospital Yaba, Lagos State, Nigeria
4. Department of Anatomic and Molecular Pathology, Lagos University Teaching Hospital, Lagos State, Nigeria
5. Department of Paediatrics, 68 Nigerian Army Reference Hospital Yaba, Lagos State, Nigeria