Wang, Yaguang
Lyu, Weifu
Xu, Wencui
Yu, Yongqiang
Article History
Received: 14 August 2019
Accepted: 16 January 2020
First Online: 4 February 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Consent for publication was obtained for every individual person’s data included in the study.
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation and with the Helsinki Declaration of 1975.
: Informed consent was obtained from all individual participants included in the study.