Yang, Liu
Yao, Tianling
Liu, Guiting
Sun, Limei
Yang, Na
Zhang, He
Zhang, Shuli
Yang, Yueguang
Pang, Yaqiu
Liu, Xiaohong
Hou, Xianming
Article History
Received: 26 December 2018
Accepted: 11 February 2019
First Online: 27 March 2019
Compliance with ethical standards
:
: Author Liu Yang declares that he has no conflict of interest. Author Tianling Yao declares that he has no conflict of interest. Author Guiting Liu declares that he has no conflict of interest. Author Limei Sun declares that he has no conflict of interest. Author Na Yang declares that he has no conflict of interest. Author He Zhang declares that he has no conflict of interest. Author Shuli Zhang declares that he has no conflict of interest. Author Yueguang Yang declares that he has no conflict of interest. Author Yaqiu Pang declares that he has no conflict of interest. Author Xiaohong Liu declares that he has no conflict of interest. Author Xianming Hou declares that he has 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 article does not contain any studies with animals performed by any of the authors.
: Informed consent was obtained from all individual participants included in the study.