Chuai, Yunhai http://orcid.org/0000-0002-5561-4523
Jiang, Wen
Xu, Xiaobin
Wang, Aiming
Yao, Yuanqing
Chen, Lei
Funding for this research was provided by:
Beijing Municipal Science &Technology Commission (Z181100001718004)
National Natural Science Foundation of China (8200060383)
Article History
Received: 14 April 2020
Accepted: 26 August 2020
First Online: 4 September 2020
Ethics approval and consent to participate
: Institutional Review Board Project # No. 08/29/2014 was approved on 29 August 2014 by the Sixth Medical Center, Chinese PLA General Hospital Ethics Committee (former Navy General Hospital). All study participants gave verbal informed consent before or during the first stage, this was approved by the Chinese PLA General Hospital Ethics Committee as oxygen inhalation was a routine clinical practice in China.
: Not applicable.
: The authors declare they have no competing interests.