Wei, Heng-Le
Chen, Jinan
Chen, Yu-Chen
Yu, Yu-Sheng
Zhou, Gang-Ping
Qu, Li-Jie
Yin, Xindao
Li, Junrong
Zhang, Hong
Article History
First Online: 10 June 2019
Compliance with ethical standards
:
: The 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.
: Informed consent was obtained from all individual participants included in the study.