Hu, Shidong
Li, Songyan
Teng, Da
Yan, Yang
Lin, Haiguan
Liu, Boyan
Gao, Zihe
Zhu, Shengyu
Wang, Yufeng
Du, Xiaohui
Article History
Received: 17 February 2021
Accepted: 19 May 2021
First Online: 4 June 2021
Declarations
:
: This study was approved by the Institutional Review Board of General Hospital of PLA. Because of the retrospective nature of the research, the requirement for informed consent was waived by the ethics committee of the Chinese PLA general hospital.
: Not applicable.
: The authors declared no competing interests.