PREEMPTIVE AND NON-PREEMPTIVE GOAL PROGRAMMING APPROACH TO INVENTORY OPTIMIZATION OF THE CENTRAL STERILE SUPPLY DEPARTMENT, UNIVERSITY COLLEGE HOSPITAL, IBADAN, NIGERIA. JESR [Internet]. 2024 Jul. 30 [cited 2025 Sep. 13];30(1):15-30. Available from: https://jesr.ub.ro/journal/article/view/428