Miura, Osamu
Kanaya, Gen
Nakai, Shizuko
Itoh, Hajime
Chiba, Satoshi
Makino, Wataru
Nishimura, Tomohiro
Kojima, Shigeaki
Urabe, Jotaro
Article History
Received: 30 September 2016
Accepted: 7 February 2017
First Online: 10 March 2017
Competing interests
: The authors declare no competing financial interests.