Hirose, Tomoyasu
Kojima, Yasuhiro
Matsui, Hidehito
Hanaki, Hideaki
Iwatsuki, Masato
Shiomi, Kazuro
Ōmura, Satoshi
Sunazuka, Toshiaki
Article History
Received: 13 September 2016
Revised: 28 October 2016
Accepted: 1 November 2016
First Online: 7 December 2016
Competing interests
: The authors declare no conflict of interest.
Free to read: This content has been made available to all.