Wang, Jianhui http://orcid.org/0000-0002-4170-1132
Yamada, Yuki
Sodeyama, Keitaro
Chiang, Ching Hua
Tateyama, Yoshitaka
Yamada, Atsuo
Article History
Received: 30 November 2015
Accepted: 24 May 2016
First Online: 29 June 2016
Competing interests
: The authors declare no competing financial interests.