Zhang, Shanchao http://orcid.org/0000-0002-5543-4530
Zhao, Xia
Xu, Shan
Yuan, Jing
Si, Zhihua
Yang, Yang
Qiao, Shan
Xu, Xuxu
Wang, Aihua
Funding for this research was provided by:
National Natural Science Foundation of China (No.81601020)
Natural Science Foundation of Shandong Province (No.ZR2016HP04, ZR2019MH062)
Article History
Received: 17 March 2019
Accepted: 22 October 2019
First Online: 5 November 2019
Ethics approval and consent to participate
: This study was approved by the Ethical Committee of Shandong Provincial Qianfoshan Hospital, the First Hospital Affiliated with Shandong First Medical University, and written informed consent was accepted by all the patients and controls.
: Not applicable
: The authors declare that they have no competing interests.