Received: 31 December 2019
Accepted: 1 June 2020
First Online: 10 June 2020
Ethics approval and consent to participate
: The study was reviewed and approved by the Ethics Committee of Yinzhou Hospital Affiliated to Ningbo University. A written informed consent was obtained from the patient.
: A written informed consent was obtained from the patient’s parent for the publication of this case report and any accompanying images. A copy of the written consent is available for review by the Editor of this journal.
: The authors declare that they have no conflict of interest.