Zhao, Sheng
Xue, Xuhong
Li, Kai
Miao, Feng
Zhao, Bin
Funding for this research was provided by:
National Natural Science Foundation of China (81702212)
Article History
Received: 25 February 2021
Accepted: 31 August 2021
First Online: 13 September 2021
Declarations
:
: This retrospective study was approved by the Ethics Committee of The Second Hospital of Shanxi Medical University. The need for written informed consent was waived by the Ethics Committee of The Second Hospital of Shanxi Medical University due to retrospective nature of the study. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no conflict of interests related to this work.