Text and Data Mining valid from 2019-06-17
Received: 16 April 2019
Accepted: 7 June 2019
First Online: 17 June 2019
Ethics approval and consent to participate
: Ethical approval was obtained from the Ethical Committee of Ibaraki Prefectural Central Hospital.
: Informed consent was obtained from the patient for the publication of this case report.
: The authors declare that they have no competing interests.