Liu, Jia
Saito, Kan
Maruya, Yuriko
Nakamura, Takashi
Yamada, Aya
Fukumoto, Emiko
Ishikawa, Momoko
Iwamoto, Tsutomu
Miyazaki, Kanako
Yoshizaki, Keigo
Ge, Lihong
Fukumoto, Satoshi
Article History
Received: 26 October 2015
Accepted: 11 March 2016
First Online: 31 March 2016
Competing interests
: The authors declare no competing financial interests.