Nagoshi, Narihito
Tsuji, Osahiko
Okada, Eijiro
Fujita, Nobuyuki
Yagi, Mitsuru
Tsuji, Takashi
Nakamura, Masaya
Matsumoto, Morio
Watanabe, Kota
Article History
Received: 23 November 2018
Revised: 19 January 2019
Accepted: 24 January 2019
First Online: 21 February 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study was approved by our institution’s review board. We certify that all applicable institutional regulations concerning the ethical use of human volunteers were followed during the course of this research.