Funding for this research was provided by:
Japan Society for the Promotion of Science (JP18K19511, JP17H06747, JP18H04040, JP18K15513)
Japan Agency for Medical Research and Development (JP19am0101066, JP18dk0307075, JP19dk0307081, JP18dk0307081, JP18dm0207005, JP19dm0107087, JP18dm0107087, JP19dm0207075h)
Received: 5 February 2020
Accepted: 28 July 2020
First Online: 17 September 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of the Nagoya University Graduate School of Medicine and was conducted in accordance with the established ethical standards of all institutions. The study was explained to each participant and/or their parents both verbally and in writing. Written informed consent was obtained from the participants and from the parents for patients under 20 years old.
: Not applicable.
: The authors have declared that no competing interests exist.