Akpan, N. P., and E. R. Anyi-Akparanta. “Reliability Model of Medical Equipment in University of Port Teaching Hospital”. Earthline Journal of Mathematical Sciences 14, no. 3 (March 15, 2024): 459-475. Accessed November 22, 2024. https://earthlinepublishers.com/index.php/ejms/article/view/847.