Akiyama, Hiroko
Hoshino, Yuko Takada
Itakura, Manabu
Shimomura, Yumi
Wang, Yong
Yamamoto, Akinori
Tago, Kanako
Nakajima, Yasuhiro
Minamisawa, Kiwamu
Hayatsu, Masahito
Article History
Received: 27 May 2016
Accepted: 11 August 2016
First Online: 16 September 2016
Competing interests
: The authors declare no competing financial interests.