. 2020 Jun 16;83(3):248–254. doi: 10.4046/trd.2020.0008
Copyright © 2020 The Korean Academy of Tuberculosis and Respiratory Diseases
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
Fig. 1.
Patients in this study. ARDS: acute respiratory distress syndrome.