High-flow nasal cannula improves respiratory impedance evaluated by impulse oscillometry in chronic obstructive pulmonary disease patients: a randomised controlled trial

Yen Liang Kuo, Chen Lin Chien, Hsin Kuo Ko, Hsin Chih Lai, Tzu Lung Lin, Li Na Lee, Chih Yueh Chang, Hsiang Shi Shen, Chia Chen Lu^*

^*Corresponding author for this work