Kawakami, Takehiro
Imagama, Takashi
Matsuki, Yuta
Okazaki, Tomoya
Kaneoka, Takehiro
Sakai, Takashi
Article History
Received: 19 February 2023
Accepted: 25 May 2023
First Online: 31 May 2023
Declarations
:
: This retrospective, case–control study was approved by the Institutional Review Board of Yamaguchi University Graduate School of Medicine (the ethics committee of Yamaguchi University Graduate School of Medicine, reference number: H2020-068–2) and all patients provided informed consent. The ethical standards from the 1964 Helsinki declaration and its later amendments were upheld.
: The authors affirm that human research participants provided informed consent for publication of the images in Fig. 2a, 2b 2c and 2d.
: The authors have no relevant financial or non-financial interests to disclose.