Yuan, Long
Niu, Shuaishuai
Zhai, Chuanxing
Li, Sen
Bian, Jichao
Zhao, Xiaowei
Zhang, Yuanmin
Wang, Guodong
Funding for this research was provided by:
National Natural Science Foundation of China (81871814)
Key Research and Development Plan of Jining, China (2020YXNS022)
Article History
Received: 4 September 2021
Accepted: 4 May 2022
First Online: 13 May 2022
Declarations
:
: This research protocol of this study was approved by the Ethics Committee of Affiliated Hospital of Jining Medical University (approval number: 2021C015). We obtained the consent of all study participants, albeit it was verbal consent. Because this study is a retrospective study and not an actual human trial and no harm was caused to the study participants, the need for written approval of the Ethics Committee of Affiliated Hospital of Jining Medical University was waived off. All procedures performed in studies involving human participants were in accordance with the ethical standards of the Institutional and National Research Committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: All participants agreed to the publication of this manuscript.
: The authors declare that they have no competing interests.