Isono, Wataru http://orcid.org/0000-0003-4589-328X
Maruyama, Masanori
Article History
Received: 23 October 2018
Accepted: 2 February 2021
First Online: 23 March 2021
Ethics approval and consent to participate
: This retrospective study is in accordance with the ethical standards in the 1964 Declaration of Helsinki. The institutional ethics committee of Maruyama Memorial General Hospital approved this project. The committee’s reference number was 2017-01, and we obtained informed consents from the patient for using any pictures of operations.
: Written informed consent was obtained from the patients for publication of this case report and any accompanying images. A copy of the written consent is available for review by the Editor-in-Chief of this journal.
: The authors declare that they have no competing interests.