Funding for this research was provided by:
Japan Agency for Medical Research and Development (JP18fk0108030, JP18fk0108019)
Received: 21 July 2019
Accepted: 24 May 2020
First Online: 1 June 2020
Ethics approval and consent to participate
: This study was approved by the institutional medical ethical committees of the National Institute of Infectious Diseases (Approval No. 553 and 677) in Japan, the ethical committee of Showa General Hospital (Approval No. REC-094) and was conducted in accordance with the tenets of the Declaration of Helsinki. Written informed consent was obtained from the patient’s parents regarding the use of the patient’s clinical specimens for genomic analysis.
: The written informed consent was obtained from the patient’s parents regarding the publication of this manuscript. The consent form is held by the authors’ institution and is available for review upon request.
: The authors declare that they have no competing interests.