Niu, Shenglian
Li, Qiang
Wang, Jianling
Li, Jiquan
Zhao, Yanmei
Xue, Hongmei
Ma, Li
Zhao, Zhijun
Zhang, Qingwen
Article History
Received: 28 February 2025
Accepted: 29 April 2025
First Online: 6 May 2025
Declarations
:
: The authors declare no competing interests.
: The study was carried out in compliance with the ethical principles outlined in the world medical association Helsinki’s declaration. This study was approved by the ethics committee of the Qinghai institute for endemic disease prevention and control (QDBYL[2024-007]). All patients and controls signed an informed consent form.