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, vol. 10, no. 7, Nov. 2023, pp. 53-59, https://journals.directresearchpublisher.org/index.php/drjhp/article/view/216.