Honda, Arata
Kawano, Yoshihiro
Izu, Haruna
Choijookhuu, Narantsog
Honsho, Kimiko
Nakamura, Tomonori
Yabuta, Yukihiro
Yamamoto, Takuya
Takashima, Yasuhiro
Hirose, Michiko
Sankai, Tadashi
Hishikawa, Yoshitaka
Ogura, Atsuo
Saitou, Mitinori
Article History
Received: 12 October 2016
Accepted: 23 February 2017
First Online: 28 March 2017
Competing interests
: The authors declare no competing financial interests.