Ishikawa, Shigeo
Yamamori, Iku
Takamori, Satoshi
Kitabatake, Kenichiro
Edamatsu, Kaoru
Sugano, Ayako
Oizumi, Hiroyuki
Kato, Hirohisa
Suzuki, Jun
Sato, Kaito
Yusa, Kazuyuki
Sadahiro, Mitsuaki
Iino, Mitsuyoshi
Article History
Received: 2 October 2019
Accepted: 1 April 2020
First Online: 22 April 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The Ethics Committee of Yamagata University approved this study protocol (approval number H29-423).
: Patients were given the option to opt-out of this study online. None of the subjects declined to participate.