Yan, Hongxuan
Guo, Li
Pang, Yu
Liu, Fangchao
Liu, Tianhui
Gao, Mengqiu
Article History
Received: 24 August 2022
Accepted: 30 January 2023
First Online: 7 February 2023
Declarations
:
: This study was approved by the Ethics Committee of Beijing Chest Hospital of the Capital Medical University (No.YJS-2021-039) and the study was conducted in accordance with the Helsinki Declaration. The requirement for written informed consent was waived by the Ethics Committee of Beijing Chest Hospital of the Capital Medical University based on the retrospective nature.
: Not applicable.
: The authors declare that they have no competing interests.