Text and Data Mining valid from 2020-03-02
Received: 18 September 2019
Accepted: 12 February 2020
First Online: 2 March 2020
Ethics approval and consent to participate
: In Japan, a case report does not require ethics approval. Our study adhered to the Ethical Guidelines for Medical and Health Research Involving Human Subjects established by the government of Japan.
: Written informed consent was obtained from the patient’s legal guardians 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.
: The authors declare that they have no competing interests.