Zhang, Xiaomin
Liu, Juping
Yu, Bo
Ma, Feifei
Ren, Xinjun
Li, Xiaorong
Funding for this research was provided by:
National Natural Science Foundation of China (81371005)
Tianjin Municipal Science and Technology Commission (15JCZDJC35600)
Article History
Received: 27 January 2018
Revised: 19 June 2018
Accepted: 2 August 2018
First Online: 30 August 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Informed consent was obtained from all individual participants included in the study.
: 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.