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- Correspondence to Dr Bin Xiong, Department of Respiratory and Critical Care Medicine, The Affiliated Hospital of Southwest Medical University, Luzhou, China; xionbin321{at}163.com
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Publication history
- Received March 22, 2021
- Accepted August 24, 2021
- First published September 8, 2021.
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Supplementary Data
This web only file has been produced by the BMJ Publishing Group from an electronic file supplied by the author(s) and has not been edited for content.
Supplementary Data
This web only file has been produced by the BMJ Publishing Group from an electronic file supplied by the author(s) and has not been edited for content.
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