Meng, Qing
He, Bin
Liu, Wei
Funding for this research was provided by:
The National Natural Science Foundation of China (11461022)
The Natural Science Major Foundation of Yunnan Province, China (2014FA037)
Article History
Received: 25 September 2017
Accepted: 16 January 2018
First Online: 2 February 2018
Compliance with ethical standards
:
: The authors declare that there are no competing interests regarding the publication of this paper.