Shirata, Chikara
Kaneko, Junichi
Inagaki, Yoshinori
Kokudo, Takashi
Sato, Masumitsu
Kiritani, Sho
Akamatsu, Nobuhisa
Arita, Junichi
Sakamoto, Yoshihiro
Hasegawa, Kiyoshi
Kokudo, Norihiro
Article History
Received: 17 May 2017
Accepted: 5 October 2017
First Online: 24 October 2017
Competing Interests
: The authors declare that they have no competing interests.