Kurokawa, Hiromi
Ito, Hidehiro
Inoue, Mai
Tabata, Kenji
Sato, Yoshifumi
Yamagata, Kazuya
Kizaka-Kondoh, Shinae
Kadonosono, Tetsuya
Yano, Shigenobu
Inoue, Masahiro
Kamachi, Toshiaki
Article History
Received: 4 February 2015
Accepted: 24 April 2015
First Online: 12 June 2015
Competing interests
: The authors declare no competing financial interests.