Bi, Xuehan
Lv, Xiao
Liu, Dajiang
Guo, Hongtao
Yao, Guang
Wang, Lijuan
Liang, Xiaolei
Yang, Yongxiu
Article History
Received: 9 March 2021
Revised: 22 June 2021
Accepted: 6 July 2021
First Online: 8 September 2021
Ethical approval
: The current study was approved by the Ethics Committee of the First Hospital of Lanzhou University and performed in strict accordance with the <i>Declaration of Helsinki</i>. All patients and their families signed informed consent documentation before sample collection. Animal experiments were performed with the approval of Animal Ethics Committee of the First Hospital of Lanzhou University and strictly following the Guide for the Care and Use of Laboratory Animals published by the US National Institutes of Health. Extensive efforts were made to ensure minimal suffering of the included animals.
: The authors declare no competing interests.