Gyotoku, Yoshinori
Shirahashi, Ryosaku
Suda, Toshikuni
Tamano, Masaya http://orcid.org/0000-0001-5595-2330
Article History
Received: 2 November 2021
Accepted: 28 November 2021
First Online: 7 February 2022
Declarations
:
: Yoshinori Gyotoku, Ryosaku Shirahasi, Toshikuni Suda, and Masaya Tamano have no financial relationships relevant to this article to disclose.
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1964 and later versions. The Local Ethics Committee confirmed this study and approved it. Patients were not required to give informed consent to the study because the analysis used anonymous clinical data that were obtained after each patient gave informed consent to treatment. For full disclosure, the details of this retrospective, observational study were published on the website of the medical center.