Osako, Kiyomi
Yazawa, Masahiko http://orcid.org/0000-0002-3907-5347
Terashita, Maho
Imai, Naohiko
Nakazawa, Ryuto
Sasaki, Hideo
Shibagaki, Yugo
Article History
Received: 9 April 2020
Accepted: 17 June 2020
First Online: 27 June 2020
Compliance with ethical standards
:
: All the authors have declared no competing interest.
: All procedures performed in this study involving human participants were in accordance with the ethical standards of the institutional review committee of St. Marianna University School of Medicine where the study was conducted (IRB approval number No. 3618) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was waived in this study because of the retrospective and observational design.