Kawami, Noriyuki http://orcid.org/0000-0003-0993-8399
Hoshino, Shintaro
Hoshikawa, Yoshimasa
Takenouchi, Nana
Hanada, Yuriko
Tanabe, Tomohide
Koeda, Mai
Monma, Eri
Goto, Osamu
Kaise, Mitsuru
Iwakiri, Katsuhiko
Article History
Received: 7 February 2020
Accepted: 13 May 2020
First Online: 26 May 2020
Compliance with ethical standards
:
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1964 and later versions. This was a retrospective study and we used the patient opt-out consent method concerning participation in this study.
: The authors declare that they have no conflict of interest.