Yi, Lina
Sasaki, Yuka
Nagai, Hideaki
Ishikawa, Satoru
Takamori, Mikio
Sakashita, Kentaro
Saito, Takefumi
Fukushima, Kiyoyasu
Igarashi, Yuriko
Aono, Akio
Chikamatsu, Kinuyo
Yamada, Hiroyuki
Takaki, Akiko
Mori, Toru
Mitarai, Satoshi
Article History
Received: 26 April 2016
Accepted: 5 July 2016
First Online: 29 July 2016
Competing interests
: The authors declare no competing financial interests.