Zhao, Zhongzhen
Zheng, Guofu
Chu, Xiaodong
Wang, Shuofan
Article History
Received: 30 October 2022
Accepted: 17 March 2023
First Online: 31 March 2023
Declarations
:
: This retrospective study was approved by the Ethics Committee of The First People’s Hospital of Linping District and performed in accordance with the ethical standards set out in the Helsinki Declaration. Informed consent was received from all participants.
: Not Applicable.
: The authors declare that they have no competing interests.