Miyake, Tatsuya
Kumasawa, Keiichi
Sato, Noriko
Takiuchi, Tsuyoshi
Nakamura, Hitomi
Kimura, Tadashi
Article History
Received: 13 December 2014
Accepted: 5 April 2016
First Online: 22 April 2016
Competing interests
: The authors declare no competing financial interests.