Matsuzaki, Kyoichi
Toriumi, Masahiro
Kitabata, Reina
Article History
Received: 8 January 2019
Accepted: 13 February 2019
First Online: 23 February 2019
Compliance with ethical standards
:
: Kyoichi Matsuzaki, Masahiro Toriumi, and Reina Kitabata declare that they have no conflict of interest.
: For this retrospective study, formal consent from a local ethics committee is not required.
: Patients provided written consent before their inclusion in the study. Additional consent was obtained for the use of their images.
: There was no source of funding for the article. The authors declare that there is no source of financial or other support, or any financial or professional relationships which may pose a competing interest.