Yong, Chaw-Keong https://orcid.org/0000-0002-6470-1274
Horng, Jason
Shen, Yuxia
Cai, Hui
Wang, Alex
Yang, Chan-Shan
Lin, Chung-Kuan
Zhao, Shilong
Watanabe, Kenji https://orcid.org/0000-0003-3701-8119
Taniguchi, Takashi
Tongay, Sefaattin
Wang, Feng
Article History
Received: 21 September 2017
Accepted: 15 June 2018
First Online: 30 July 2018
Competing interests
: The authors declare no competing interests.