Fang, Yefei
Wang, Liping
Xing, Wenmin
Wu, Qing
Tong, Qian
Yu, Yanbo
Lv, Xiaoling
Wang, Bozhong
Wang, Guofu
Funding for this research was provided by:
National Natural Science Foundation of China (31670701)
Natural Science Foundation of Zhejiang Province (Y15H050018)
Article History
Received: 9 November 2017
Accepted: 9 January 2018
First Online: 18 January 2018
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.
: For this type of study formal consent is not required.