Liu, Qian-Yu
Guo, Guang-Sheng
Qiu, Zhen-Fei
Li, Xiao-Dan
Zeng, Bing-Shan
Fan, Chun-Jie
Funding for this research was provided by:
National Natural Science Foundation of China (31400554)
Fundamental Research Funds for the Central Non-profit Research Institution of CAF (CAFYBB2014QB040)
Article History
Received: 6 October 2017
Accepted: 29 January 2018
First Online: 8 February 2018
Compliance with ethical standards
:
: The authors declare that they have no competing interests.