Janngarm P, Sangketchon C. Comparison of The Emergency Department Length of Stay Before and After Using the Vajira Hospital Asthmatic Care Guidelines. Vajira Med J [Internet]. 2021 Dec. 27 [cited 2024 May 4];65(6):469-78. Available from: https://he02.tci-thaijo.org/index.php/VMED/article/view/249047