Funding for this research was provided by:
Ministry of Education, Culture, Sports, Science and Technology (#26462668, #20K18394)
Akaeda Medical Research Foundation
Received: 10 September 2020
Accepted: 28 March 2021
First Online: 7 April 2021
: The Ethical Committee at Keio University School of Medicine approved this study (No. 20170350).
: Written informed consent was obtained from the patients for publication of this Case Report and any accompanying images and videos. A copy of the written consent is available for review by the Editor of this journal.
: Not applicable.