Takahashi, Masaki
Haraguchi, Atsushi
Tahara, Yu
Aoki, Natsumi
Fukazawa, Mayuko
Tanisawa, Kumpei
Ito, Tomoko
Nakaoka, Takashi
Higuchi, Mitsuru
Shibata, Shigenobu
Article History
Received: 5 September 2016
Accepted: 25 November 2016
First Online: 3 January 2017
Competing interests
: The authors declare no competing financial interests.