Miyata, Ryo
Kurosawa, Manabu
Sato, Masaaki
Kono, Tomoya
Takubo, Yasutaka
Okai, Shinsaku
Yamada, Keisuke
Shinkura, Reiko
Date, Hiroshi
Matsuda, Fumihiko
Article History
Received: 11 October 2014
Revised: 12 February 2015
Accepted: 5 March 2015
First Online: 11 June 2015
Competing interests
: The authors declare no conflict of interest.