1. Department of Community Medicine and Primary Care, Federal Medical Centre, Abeokuta, Ogun State, Nigeria
2. Department of Epidemiology and Community Health, University of Ilorin Teaching Hospital, Ilorin, Kwara State, Nigeria
3. Department of Obstetrics and Gynaecology, Federal Medical Centre, Abeokuta, Ogun State, Nigeria
4. Department of Epidemiology, Surveillance, and Evaluation, Center for International Health, Education, and Biosecurity, Affiliate of the University of Maryland, Baltimore, Nigeria
5. Department of Public Health, General Hospital Argungu, Kebbi, Nigeria