Umar, Faruk Abubakar. “Health Information Managers Quality Service Delivery in Ahmadu Bello University Teaching Hospitals Zaria, Kaduna, Nigeria”. Direct Research Journal of Health and Pharmacology 10, no. 7 (November 7, 2023): 53–59. Accessed April 21, 2026. https://journals.directresearchpublisher.org/index.php/drjhp/article/view/216.