Liu, Zhen
Hettihewa, Menik
Shu, Yang
Zhou, Chunqiong
Wan, Qian
Liu, Lihong http://orcid.org/0000-0003-3631-2148
Funding for this research was provided by:
National Natural Science Foundation of China (81470161)
Science and Technology Program of Guangdong Province (2016A040403052, 2014A050503042)
Article History
Received: 3 January 2018
Accepted: 15 March 2018
First Online: 27 March 2018
Compliance with ethical standards
: The author(s) declare that they have no competing interests.