Effect of sequential high-flow nasal cannula oxygen therapy and non-invasive positive-pressure ventilation in patients with difficult weaning from mechanical ventilation after extubation on respiratory mechanics - Wang, Shi-Ya; Liang, Han-Wen; Lu, Guang-Sheng; Jiang, Zhen-Jie; Zhang, Bao-Zhu; Deng, Qiu-Xue; Sun, Qing-Wen; Lin, Zhi-Min; Chen, Qiang; Yang, Chun; Xu, Yuan-Da; Sang, Ling (Annals of Translational Medicine, 2021)