Tonai, Ken http://orcid.org/0000-0003-4782-2573
Katayama, Shinshu
Koyama, Kansuke
Imahase, Hisashi
Nunomiya, Shin
Article History
Received: 24 December 2023
Accepted: 25 March 2024
First Online: 3 April 2024
Declarations
:
: This study was approved by the Jichi Medical University Hospital Bioethics Committee for Clinical Research (approval number: 21–034, date of approval: October 1, 2021). The procedures followed were in accordance with the ethical standards of the committee on human experimentation and Helsinki Declaration of 1975. The institutional ethics committee waived the need for informed consent due to the retrospective nature of the study.
: Not applicable.
: The authors declare that they have no competing interests.