Noguchi, Taka-aki K.
Ninomiya, Naoto
Sekine, Mari
Komazaki, Shinji
Wang, Pi-Chao
Asashima, Makoto
Kurisaki, Akira
Article History
Received: 18 October 2014
Accepted: 4 June 2015
First Online: 20 July 2015
Competing interests
: The authors declare no competing financial interests.