Liu, Yanxia
Gao, Yuan
Wang, Ying
Zhao, Cong
Zhang, Zhiyun
Li, Baolan
Zhang, Tongmei
Article History
Received: 16 August 2022
Accepted: 26 October 2022
First Online: 14 November 2022
Declarations
:
: This study was approved by the Ethics Committee of Beijing Chest Hospital, Capital Medical University. All methods were carried out in accordance with relevant guidelines and regulations. Due to the retrospective study design, the ethics committee of Ethics Committee of Beijing Chest Hospital, Capital Medical University approved a waiver of written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.