Li, Bin
Chen, Qiaohua
Zhang, Jing
Yu, Cuige
Zhang, Lu
Chen, Lihong
Funding for this research was provided by:
National Outstanding Youth Science Fund Project of National Natural Science Foundation of China (81501238)
Article History
Received: 14 December 2019
Accepted: 28 March 2020
First Online: 9 April 2020
Compliance with ethical standards
:
: All authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. This study was approved by the institutional ethics committee of Shaanxi provincial people’s hospital. All participants gave the verbal and signed consent.
: Informed consent was obtained from all individual participants included in the study.