Zhang, Jiayu
Luo, Ning
Miao, Di
Ying, Xuan
Chen, Yue
Article History
Received: 31 October 2018
Accepted: 28 June 2019
First Online: 13 August 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The ethics committee of Xi’an Jiao Tong University approved this study ([2016] [002]).All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee.
: Informed consent was obtained from all individual participants included in the study.