Ngowtanasuwan, Grit, and Porntip Ruengtam. “Simulation Model for Improving a Hospital”. Asian Journal of Quality of Life 1, no. 2 (July 1, 2016): 35–44. Accessed February 18, 2026. https://ajqol.e-iph.co.uk/index.php/ajqol/article/view/27.