Kobayashi, Kyosuke http://orcid.org/0000-0003-4112-4782
Kidera, Kenichi
Itose, Masaru
Motokawa, Tetsuhiko
Chiba, Ko
Osaki, Makoto
Article History
Received: 29 June 2020
Accepted: 19 November 2020
First Online: 30 November 2020
Ethics approval and consent to participate
: The procedures used in this study adhere to the tenets of the Declaration of Helsinki. The Institutional Review Board of Nagasaki University approved this retrospective study (IRB reference number: 19121619), and informed consent was obtained using the opt-out form on the web-site (ExternalRef removed). Consent to participate was obtained using the opt-out form on the web-site (ExternalRef removed).
: Consent to publication was obtained using the opt-out form on the web-site (ExternalRef removed).
: The authors declare that they have no conflict of interest.