Chanpen, Sorawit. “Comparative study of waiting time for emergency operative case between online queue and conventional queue at Ratchaburi hospital”. Journal of the Thai Medical Informatics Association 10, no. 1 (June 1, 2024): 53–58. accessed April 11, 2025. https://he03.tci-thaijo.org/index.php/jtmi/article/view/2708.