Nakamura, Akinori
Shiba, Naoko
Miyazaki, Daigo
Nishizawa, Hitomi
Inaba, Yuji
Fueki, Noboru
Maruyama, Rika
Echigoya, Yusuke
Yokota, Toshifumi
Article History
Received: 29 August 2016
Revised: 10 November 2016
Accepted: 10 November 2016
First Online: 15 December 2016
Competing interests
: The authors declare no conflict of interest.
Free to read: This content has been made available to all.