Kulkanokwan, Nutarpa, Sunthiti Morakul, Chawika Pisitsak, and Pongdhep Theerawit. “Comparison of ultrasound assessment for diaphragmatic workload during spontaneous breathing trial between automatic tube compensation and pressure support ventilation: Study protocol”. Clinical Critical Care 30 (March 30, 2022): 2022:e0004. accessed September 21, 2026. https://he02.tci-thaijo.org/index.php/ccc/article/view/255057.