Pu, Shenghong
Nakagome, Kazuyuki
Yamada, Takeshi
Itakura, Masashi
Yamanashi, Takehiko
Yamada, Sayaka
Masai, Mieko
Miura, Akihiko
Yamauchi, Takahira
Satake, Takahiro
Iwata, Masaaki
Nagata, Izumi
Roberts, David L.
Kaneko, Koichi
Article History
Received: 28 October 2015
Accepted: 16 February 2016
First Online: 1 March 2016
Competing interests
: The authors declare no competing financial interests.