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Authors
Gao, Jing
Yang, Ya-Nan
Cui, Zhuang
Feng, Si-Yuan
Ma, Jing
Li, Chang-Ping
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Article History
Received: 23 February 2021
Accepted: 6 May 2021
First Online: 27 May 2021
Declarations
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: The study protocol was approved by the Ethics Committee of Tianjin Chest Hospital (No. 2017KY-007-01) and all included patients provided signed informed consent prior to study participation.
: Not applicable.
: The authors declare that they have no competing interests.
