Chida, Shoma
Fujita, Yoshikuni
Ogawa, Akifumi
Hayashi, Akinori
Ichikawa, Raishi
Kamata, Yuji
Takeuchi, Akihiro
Takano, Koji
Shichiri, Masayoshi
Article History
Received: 28 January 2016
Accepted: 29 April 2016
First Online: 23 May 2016
Competing interests
: The authors declare no competing financial interests.