Chaiyakul , Noppadol, Panitporn Engchuan, and Makusee Masae. 2023. “Simulation and Analysis of a Queueing System in a Pharmacy Division: A Case Study of a Private Hospital in Hat Yai, Songkhla Province”. Thai Industrial Engineering Network Journal 9 (2):75-83. https://ph02.tci-thaijo.org/index.php/ienj/article/view/248982.