Matsumoto, Takatsugu
Kubota, Keiichi
Hachiya, Hiroyuki
Sakuraoka, Yuhki
Shiraki, Takayuki
Shimizu, Takayuki
Mori, Shozo
Iso, Yukihiro
Kato, Masato
Yamagishi, Hidetsugu
Imai, Yasuo
Aoki, Taku
Article History
First Online: 18 January 2019
Compliance with ethical standards
:
: We have no conflicts of interest to declare.
: Informed consent was obtained from all individual participants included in the study.