Wu, Mingxia
Wang, Xiaofang
Sun, Li
Chen, Zongtao
Article History
Received: 7 October 2021
Accepted: 1 March 2022
First Online: 19 March 2022
Declarations
:
: The study was conducted according to the Declaration of Helsinki. This study was approved by the Ethics Committee of the First Affiliated Hospital of Army Medical University, and as all data were retrospectively analyzed in an anonymous form, the written informed consent from subjects was waived.
: Not applicable.
: The authors declare that they have no competing interests.