Kimura, Yayoi
Yanagimachi, Masakatsu
Ino, Yoko
Aketagawa, Mao
Matsuo, Michie
Okayama, Akiko
Shimizu, Hiroyuki
Oba, Kunihiro
Morioka, Ichiro
Imagawa, Tomoyuki
Kaneko, Tetsuji
Yokota, Shumpei
Hirano, Hisashi
Mori, Masaaki
Article History
Received: 21 June 2016
Accepted: 27 January 2017
First Online: 6 March 2017
Competing interests
: The authors declare no competing financial interests.