Adekunle, W., & Oluwaseyi, V. (2025). Analysing the determinants of healthcare insurance uptake in Nigeria. BMC Health Services Research, 25(1), 1310–1324.
Aregbesola, B. S. (2023). Enhancing the National Health Insurance Authority Act for universal health coverage in Nigeria. International Journal of Health Planning and Management, 38(1), 12–26.
Borno State Contributory Health Management Agency. (2024). BOSCHMA annual implementation report: Strategic health purchasing in post-conflict zones. Maiduguri, Nigeria: BOSCHMA Press.
Dalinjong, P. A., & Laar, A. S. (2012). The influence of health insurance on access to health care in Ghana. BMC Health Services Research, 12, 219.
Effiong, E., Adeyemi, O., Balogun, M., et al. (2025). Determinants of enrollment in social health insurance: A comparative study of six geopolitical zones in Nigeria. BMC Public Health, 25, 1217.
Eze, C. (2024). Inefficient service delivery and healthcare infrastructure: Barriers to NHIS uptake. RSIS International Journal of Research and Innovation in Social Science, 9(11), 4090–4099.
Federal Government of Nigeria. (2022). National Health Insurance Authority Act. Abuja, Nigeria: Government Printer.
Federal Ministry of Health and Social Welfare. (2026). State of health of the nation report: Progress under the Nigeria Health Sector Renewal Investment Initiative. Abuja, Nigeria: Federal Ministry of Health.
Gilson, L. (2003). Trust and the development of health care as a social institution. Social Science & Medicine, 56(7), 1453–1468.
Ichoku, H. E., & Fonta, W. M. (2009). Catastrophic healthcare financing and poverty: Empirical evidence from Nigeria. International Journal for Equity in Health, 8, 1.
Kwara State Health Insurance Agency. (2019). Formal sector health insurance implementation report. Ilorin, Nigeria: KSHIA.
Lagomarsino, G., Garabrant, A., Adyas, A., et al. (2012). Moving towards universal health coverage: Health insurance reforms in nine developing countries in Africa and Asia. The Lancet, 380(9845), 933–943.
Mohammed, S., Bermejo, J. L., Souares, A., et al. (2013). Assessing responsiveness of health services within a health insurance scheme in Nigeria. BMC Health Services Research, 13, 502.
National Health Insurance Scheme. (2018). Operational guidelines for health maintenance organisations. Abuja, Nigeria: NHIS.
Okoroh, J., Essoun, S., Seddoh, A., et al. (2018). Evaluating the impact of health insurance on access, quality, and financial protection in sub-Saharan Africa. Health Economics Review, 8, 13.
Onoka, C. A., Onwujekwe, O. E., Uzochukwu, B. S. C., et al. (2014). Constraints to universal coverage: Enrolment in social health insurance in Nigeria. Health Policy and Planning, 29(5), 535–545.
Ozawa, S., & Walker, D. G. (2009). Trust in the context of community-based health insurance schemes. Social Science & Medicine, 68(3), 510–517.
UHC2030. (2024). State of universal health coverage commitment: Nigeria country profile. Geneva, Switzerland: UHC2030 Partnership.
Uzochukwu, B. S. C., Ughasoro, M. D., Etiaba, E., et al. (2015). Health care financing in Nigeria: Implications for achieving universal health coverage. Nigerian Journal of Clinical Practice, 18(4), 437–444.
World Health Organization. (2010). Health financing for universal coverage. Geneva, Switzerland: World Health Organization.
World Health Organization. (2025). Global monitoring report on financial risk protection: Fragile and conflict-affected situations. Geneva, Switzerland: World Health Organization.