Kulkanokwan, Nutarpa, Sunthiti Morakul, Chawika Pisitsak, and Pongdhep Theerawit. 2022. “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). Bangkok, Thailand:2022:e0004. https://doi.org/10.54205/ccc.v30.255057.