Zhang, Jing
Zhang, Yu
Gan, Lu
Liu, Xiao-ying
Du, Shan-ping
Funding for this research was provided by:
National Natural Science Foundation of China (81801414)
Key Research and Development Program of Shaanxi Province (2018SF-253)
Article History
Received: 17 January 2020
Accepted: 20 October 2020
First Online: 29 October 2020
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of Shaanxi Provincial People’s Hospital. All procedures were in accordance with the ethical standards of the National Research Committee and with the 1964 Helsinki declaration and its later amendments. All participants provided written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.