Arase, Yoshitaka http://orcid.org/0000-0001-8498-3128
Shiraishi, Koichi
Anzai, Kazuya
Sato, Hirohiko
Teramura, Erika
Tsuruya, Kota
Hirose, Shunji
Deguchi, Ryuzo
Toyoda, Masao
Mine, Tetsuya
Kagawa, Tatehiro
Article History
First Online: 16 April 2019
Compliance with Ethical Standards
:
: No sources of funding were received for this article.
: Yoshitaka Arase, Koichi Shiraishi, Kazuya Anzai, Hirohiko Sato, Erika Teramura, Kota Tsuruya, Shunji Hirose, Ryuzo Deguchi, Masao Toyoda, Tetsuya Mine, and Tatehiro Kagawa have no conflicts of interest that are directly relevant to the content of this article.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. This study was approved by the Institutional Review Board for Clinical Research at Tokai University (No. 17R-376).
: As this was a retrospective study, formal consent was not required.
: All data generated or analyzed during this study are included in this published article.