Received: 10 November 2018
Accepted: 26 February 2019
First Online: 15 April 2019
Ethics approval and consent to participate
: This study was approved by the ethical committee of the Ibaraki Higassi National Hospital, Japan.
: Written informed consent was obtained from the patient’s family for publication of this case report and accompanying images. A copy of the written consent is available for review by the editor of this journal.
: The authors state that they have no competing interests.
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