Sani, Aminu, and Mohammed Jibrin Mohammed. “Analysis of clients’ Satisfaction With the National Health Insurance Scheme (NHIS) Among Staff at the Federal Teaching Hospital Katsina”. UMYUK Journal of Economics and Development (UJED), vol. 1, no. 1, June 2024, pp. 127-34, https://ujed.umyu.edu.ng/index.php/ujed/article/view/10.