Xu, Li
Zeng, Fanling
Wang, Yutong
Bai, Ye
Shan, Xuefeng
Kong, Lingxi
Article History
Received: 18 April 2021
Accepted: 16 August 2021
First Online: 28 August 2021
Declarations
:
: The present study was approved by the Ethics Committee of The First Affiliated Hospital of ChongQing Medical University (2020 − 868) and informed consent has been obtained from each patient according to the requirements of the committee before data collection. All the procedures complied with the Declaration of Helsinki and its later amendments or comparable ethical standards.
: Not applicable.
: All the authors declare that they have no conflict of interests.