B. . Khudair Abbas, “Simulation Models Of Emergency Department In Hospital”, J. eng. sustain. dev., vol. 18, no. 2, pp. 172–179, Mar. 2014, Accessed: Jun. 03, 2026. [Online]. Available: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/904