,
Tsuchimoto, Akihiro https://orcid.org/0000-0001-9590-6187
Masutani, Kosuke https://orcid.org/0000-0001-9190-4600
Ueki, Kenji
Nakagawa, Kaneyasu
Matsukuma, Yuta
Tanaka, Shigeru
Unagami, Kohei
Kakuta, Yoichi
Okumi, Masayoshi
Noguchi, Hiroshi
Kaku, Keizo
Okabe, Yasuhiro
Nakano, Toshiaki
Kitazono, Takanari
Nakamura, Masafumi
Ishida, Hideki
Tanabe, Kazunari
Article History
Received: 1 August 2019
Accepted: 25 November 2019
First Online: 26 December 2019
Compliance with ethical standards
:
: None of the authors has any of conflict of interest to declare with regard to the content of this article.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee at which the studies were conducted (IRB approval number UMIN000033449) and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.
: Because data were retrospectively obtained from medical records, IRB waived the requirement for informed consent from the patients according to the ethical guidelines for medical and health research involving human subjects in Japan.