Owoeye , O., and E. Irem. “A Comparative Assessment of the Knowledge, Enrolment and Factors Affecting the Utilization of National Health Insurance Scheme Among Women Attending Antenatal Care in a Secondary and Tertiary Health Facility in Benin City, Nigeria”. Journal of Epidemiological Society of Nigeria, vol. 4, no. 2, Dec. 2021, pp. 13-26, doi:10.5281/zenodo.5812900.