Nakanishi, Yuta
Matsushita, Takehiko
Nagai, Kanto
Araki, Daisuke
Kanzaki, Noriyuki
Hoshino, Yuichi
Matsumoto, Tomoyuki
Niikura, Takahiro
Kuroda, Ryosuke
Article History
Received: 1 December 2019
Accepted: 13 February 2020
First Online: 27 February 2020
Compliance with ethical standards
:
: No funding was received for the completion of this manuscript. There are no possible conflicts of interest associated with this manuscript.
: The study was performed in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.
: The study was performed in accordance with the ethical standards of the institutional research committee (the Institutional Review Board of Kobe University (ID No. B190055).