Kato, Fumihiro
Tajima, Shigeru
Nakayama, Eri
Kawai, Yasuhiro
Taniguchi, Satoshi
Shibasaki, Kenichi
Taira, Masakatsu
Maeki, Takahiro
Lim, Chang Kweng http://orcid.org/0000-0001-5823-8300
Takasaki, Tomohiko
Saijo, Masayuki
Article History
Received: 1 September 2017
Accepted: 13 November 2017
First Online: 23 November 2017
Competing Interests
: The authors declare that they have no competing interests.