Zhang, Zailei
Zhu, Yihan
Asakura, Hiroyuki
Zhang, Bin
Zhang, Jiaguang http://orcid.org/0000-0001-7238-4021
Zhou, Maoxiang
Han, Yu http://orcid.org/0000-0003-1462-1118
Tanaka, Tsunehiro
Wang, Aiqin
Zhang, Tao
Yan, Ning http://orcid.org/0000-0002-1877-9206
Article History
Received: 7 November 2016
Accepted: 30 May 2017
First Online: 27 July 2017
Competing interests
: The authors declare no competing financial interests.