Received: 18 December 2017
Accepted: 7 July 2018
First Online: 31 August 2018
Ethics approval and consent to participate
: This study was approved by the ethical review board of Keio University Hospital, Japan.Our patient has signed terms of consent to participate in the research of this case report.The institutional ethical committee has approved the publication of this case report.
: Written informed consent was obtained from the patient 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.
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