Funding for this research was provided by:
Ministry of Health, Labour and Welfare (19HA1002)
Received: 27 August 2021
Accepted: 10 November 2021
First Online: 18 November 2021
: The ethics review board of the National Institute of Infectious Diseases (No. 445) approved this case report for publication.
: Written informed consent was obtained from parents for the patient under 18 years old. The parents gave their written consent for their child’s personal or clinical details along with any identifying images to be published in this study.
: The authors declare that they have no competing interests.