Yoshikawa, Katsuhiro
Ishida, Mitsuaki
Kan, Naoki
Yanai, Hirotsugu
Tsuta, Koji
Sekimoto, Mitsugu
Sugie, Tomoharu
Article History
Received: 20 April 2020
Accepted: 15 July 2020
First Online: 21 July 2020
Ethics approval and consent to participate
: All procedures performed in studies involving human participants were completed in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 declaration of Helsinki and its later amendments or comparable ethical standards.Informed consent: Informed consent was obtained from all individual participants included in the study.
: Not applicable.
: The authors declare no conflict of interest.