Li, Xuemei
Du, Zhipeng
Tang, Ziwei
Wen, Qin
Cheng, Qingfeng
Cui, Yunhua
Article History
Received: 9 December 2021
Accepted: 13 April 2022
First Online: 22 April 2022
Declarations
:
: This study was conducted in accordance with the Declaration of Helsinki and was approved by the Institutional Review Board at the First Affiliated Hospital of Chongqing Medical University (2020-238). The requirement for informed consent was waived by the Clinical Research Ethics Committee of the First Affiliated Hospital of Chongqing Medical University because of the anonymous nature of the study and the retrospective analysis of the data.
: Not applicable.
: The authors declare that they have no competing interests.