Limsuwat, C., Rawangnam, W., Ruangsomboon, O. and Prapruetkit, N. 2019. Effect of non-invasive mechanical ventilation with average volume assured pressure support (AVAPS) in patients with chronic obstructive pulmonary disease with acute exacerbation: A randomized pilot trial. The Southwest Respiratory and Critical Care Chronicles. 7, 30 (Jul. 2019), 19-28. DOI:https://doi.org/10.12746/swrccc.v7i30.560.