Sato, Eiji
Yagi, Tetsuo
Ishida, Akihiko
Mibiki, Yoshiaki
Yamashina, Yoshihiro
Sato, Hirokazu
Nakagawa, Takashi
Aoki, Kosuke
Suzuki, Keisuke
Takuma, Izutsu
Yambe, Tomoyuki
Article History
Received: 6 March 2018
Accepted: 20 September 2018
First Online: 2 October 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. This study was performed after obtaining approval from the institution’s ethical committee.
: Informed consent was obtained from all individual participants included in this study.