Takaya, Hiroki
Masuda, Shinya
Naganuma, Masaaki
Yoshioka, Ichiro
Takahashi, Goro
Akiyama, Masatoshi
Adachi, Osamu
Kumagai, Kiichiro
Sugita, Shukei
Saiki, Yoshikatsu
Article History
Received: 22 January 2018
Accepted: 15 June 2018
First Online: 28 June 2018
Compliance with Ethical standards
:
: The authors declare that they have no conflict of interest.