Imai, Hisao http://orcid.org/0000-0003-3097-4255
Wasamoto, Satoshi
Yamaguchi, Ou
Suzuki, Kensuke
Sugiyama, Tomohide
Uchino, Junji
Minemura, Hiroyuki
Osaki, Takashi
Ishii, Hisashi
Umeda, Yukihiro
Mori, Keita
Kotake, Mie
Kagamu, Hiroshi
Morozumi, Nobutoshi
Taniguchi, Hirokazu
Kasai, Takashi
Minato, Koichi
Kaira, Kyoichi
Article History
Received: 18 May 2019
Accepted: 31 October 2019
First Online: 18 December 2019
Compliance with ethical standards
:
: None of the authors have any financial or personal relationships with people or organizations that could inappropriately influence this work.
: 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.
: The need for informed consent was waived by the institutional review boards of the participating institutions owing to the retrospective nature of the study.