Lu, Yaoqin
Yan, Huan
Yang, Jiandong
Liu, Jiwen
Funding for this research was provided by:
the National Natural Science Foundation of China (81760581)
Article History
Received: 26 November 2019
Accepted: 25 October 2020
First Online: 10 November 2020
Ethics approval and consent to participate
: The study protocol was approved by the Scientific and Research Committee of the Wulumuqi Center for Disease Control and Prevention Medical Research Council. All subjects signed an informed consent form, and the anonymity of personal information was guaranteed during data analysis.
: Not Applicable.
: The authors declare no conflict of interest. The funders had no role in the design of the study; in the collection, analyses, or interpretation of data; in the writing of the manuscript, or in the decision to publish the results.