Yin, Yuxia
Cheng, Zhen
Fu, Xiaoling
Ji, Shishun
Article History
Received: 21 May 2021
Accepted: 13 October 2021
First Online: 26 October 2021
Declarations
:
: This study was performed in accordance with the ethical standards as laid down in the Declaration of 1964 Helsinki and its later amendments. And the study has been approved by the Ethics Committee of Yidu Central HospitalĀ of Weifang. All subjects have signed the informed consent.
: Patients signed informed consent regarding publishing their data.
: The authors declare that they have no competing interests