Meng, Hongrui
Yamashita, Chikara
Shiba-Fukushima, Kahori
Inoshita, Tsuyoshi
Funayama, Manabu
Sato, Shigeto
Hatta, Tomohisa
Natsume, Tohru
Umitsu, Masataka
Takagi, Junichi
Imai, Yuzuru
Hattori, Nobutaka
Article History
Received: 1 June 2016
Accepted: 3 April 2017
First Online: 7 June 2017
Competing interests
: The authors declare no competing financial interests.