Text and Data Mining valid from 2018-04-04
Received: 4 December 2017
Accepted: 22 February 2018
First Online: 4 April 2018
: There are two Keisuke Kamiyas associated with this manuscript. They are spelled the same in English but different in Japanese.
: According to the Ethical Guidelines for Medical and Health Research involving Human Subjects in Japan, ethics approval is not necessary for case reports.
: Written informed consent was obtained from the patient’s relatives for the publication of this case report and any accompanying test results.
: The authors declare that they have no competing interests.
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