Farhaniz, Nur, Nor Azlina, Shahrul Reza, Siti Rohaya, and Azilah Anis. “Bottlenecks Detection for Improvement of The Emergency Department Process Flow in A Healthcare Facility”. Advances in Social Sciences Research Journal 10, no. 6.2 (July 29, 2023): 173–186. Accessed June 2, 2024. http://116.203.177.230/index.php/ASSRJ/article/view/15002.