Song, Fengxiang
Han, Cailing
Liu, Bin
Qiu, Yuxue
Hou, Haitao
Yan, Xiaoqiong
Deng, Liqin
Article History
Received: 11 December 2022
Accepted: 31 July 2023
First Online: 7 August 2023
Declarations
:
: This project comes from the Teaching Reform Project of Ningxia Medical University (NYJY2021004), which has been reviewed and approved for implementation after discussion by the expert Committee of Ningxia Medical University. The ethics committee of the General Hospital of Ningxia Medical University believes that this project has passed the expert review of Ningxia Medical University, so we do not need ethical review. Animal models are not derived from living specimens and are not subject to ethical approval; Participants have been trained before the implementation of the project, and they were well informed about the project. We conducted this study according to the principles of the Declaration of Helsinki. Informed consent was obtained from all the participants. Moreover, our data collection is objective and real, without any privacy.
: Not applicable.
: The authors declare that they have no competing interests.