Plongthong K, Chenthanakij B, Wittayachamnankul B, Tianwibool P, Phinyo P, Tangsuwanaruk T. Factor Affecting Length of Stay More Than 6 Hours in Emergency Department. J Health Syst Res [internet]. 2021 Sep. 30 [cited 2025 Nov. 17];15(3):381-90. available from: https://he04.tci-thaijo.org/index.php/j_hsr/article/view/3501