Kozako, Tomohiro
Suzuki, Takayoshi
Yoshimitsu, Makoto
Uchida, Yuichiro
Kuroki, Ayako
Aikawa, Akiyoshi
Honda, Shin-ichiro
Arima, Naomichi
Soeda, Shinji
Article History
Received: 30 November 2014
Accepted: 5 May 2015
First Online: 19 June 2015
Competing interests
: The authors declare no competing financial interests.