Chen, Pingyan
Sung, Soo Hak https://orcid.org/0000-0002-7354-6640
Funding for this research was provided by:
National Natural Science Foundation of China (11271161)
National Research Foundation of Korea (2017R1D1A1B03029898)
Pai Chai University (2018)
Article History
Received: 1 April 2018
Accepted: 8 May 2018
First Online: 1 June 2018
Competing interests
: The authors declare that they have no competing interests.